SciShow
SciShow explores the unexpected. Seven days a week, Hank Green, Michael Aranda, and Olivia Gordon delve into the scientific subjects that defy our expectations and make us even more curious! Schedule: Sundays - Learn about the amazing topics we can't quite make a stand-alone show about in SciShow List Show! Mondays - Tune in for a short Dose about our weird world. Tuesdays - Find answers to our most asked Quick Questions. Wednesdays - Hank or Michael dives deep into a long-form Infusion episode, or an unscripted talk show or quiz show with a guest! Thursday - Another new dose about the wonders of the world. Fridays - Learn the latest in science News. Saturdays - Get your quick questions answered! Don't forget to check out our sister-channels SciShow Space, SciShow Psych, and SciShow Kids!

1365 videos
How Do You Sing in Falsetto? How Do You Sing in Falsetto?
1 day ago En
Skillshare is offering SciShow viewers 2 months of unlimited access for free. Check out https://skl.sh/scishow-12 High-pitched falsetto singing can show off a singer’s physical ability, because singing this way takes a lot of effort and some careful physics! Hosted by: Stefan Chin SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.researchgate.net/publication/281239604_How_does_genre_shape_the_vocal_behaviour_of_female_singers_Empirical_studies_of_professional_female_singing_in_Western_Lyric_and_Contemporary_Commercial_Music_genres https://www.researchgate.net/profile/Manwa_Ng2/publication/236937678_Vocal_fold_vibratory_differences_associated_with_different_professional_singing_voices_-_An_electroglottographic_analysis/links/557696af08aeb6d8c01af30b.pdf https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1351146/ http://www.animations.physics.unsw.edu.au/jw/voice.html https://www-sciencedirect-com.ezproxy.lib.vt.edu/science/article/pii/S0892199707001518? https://www.ncbi.nlm.nih.gov/pubmed/18538982 https://research.gold.ac.uk/9621/1/phonation-r11.pdf https://www.karger.com/Article/Pdf/263540 Images: https://www.youtube.com/watch?v=9Tlpkdq8a8c https://commons.wikimedia.org/wiki/File:Musculusthyreoarytenoideus.png https://commons.wikimedia.org/wiki/File:Larynx_external_en.svg
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Why Can’t We Clone Endangered Species to Save Them? Why Can’t We Clone Endangered Species to Save Them?
2 days ago En
Skillshare is offering SciShow viewers 2 months of unlimited access for free. Check out https://skl.sh/scishow-12 We know how to clone animals, so why aren't we saving endangered species by cloning their populations? Hosted by: Hank Green SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.worldwildlife.org/species/directory http://www.sandiegouniontribune.com/news/environment/sdut-rhino-cloning-stem-cells-san-diego-zoo-safari-park-2014dec20-story.html http://dolly.roslin.ed.ac.uk/facts/the-life-of-dolly/index.html https://www.ed.ac.uk/roslin/about/dolly/facts/cloning https://www.britannica.com/list/cc-the-first-cloned-cat http://time.com/3822573/snuppy/ https://www.cell.com/cell/fulltext/S0092-8674(18)30057-6 http://www.cnn.com/2001/NATURE/01/12/cloned.gaur/index.html https://www.sciencemag.org/news/2003/04/banteng-cloned https://www.theguardian.com/science/2015/aug/05/iran-scientists-clone-endangered-mouflon-domestic-sheep https://www.scientificamerican.com/article/cloning-endangered-animals/ https://www.smithsonianmag.com/science-nature/why-cloning-your-dog-so-wrong-180968550/ https://www.theverge.com/2018/4/6/17175936/northern-white-rhino-de-extinction-stem-cells-sudan https://www.fda.gov/animalveterinary/safetyhealth/animalcloning/ucm055513.htm https://www.ncbi.nlm.nih.gov/pubmed/14733744 https://www.amnh.org/explore/ology/earth/ask-a-scientist-about-our-environment/should-we-clone-endangered-animals https://www.scientificamerican.com/article/george-church-de-extinction-is-a-good-idea/ https://www.techtimes.com/articles/228655/20180526/scientists-to-clone-entire-northern-white-rhino-population-from-frozen-cells.htm https://news.nationalgeographic.com/2015/08/150818-plague-yosemite-campground-cases-science/150820-giant-pandas-national-zoo-animals-science/ https://vcahospitals.com/know-your-pet/estrus-cycles-in-cats https://institute.sandiegozoo.org/science-blog/rhinos-and-reproduction https://www.theatlantic.com/science/archive/2018/05/how-to-impregnate-a-rhino/561455/ https://phys.org/news/2006-10-tube-rhinos.html http://wwf.panda.org/knowledge_hub/endangered_species/rhinoceros/african_rhinos/white_rhinoceros/ https://www.nature.com/news/stem-cell-plan-aims-to-bring-rhino-back-from-brink-of-extinction-1.19849 https://qz.com/913682/a-harvard-university-scientistss-attempt-to-resurrect-a-wooly-mammoth-raises-ethical-questions/ http://bio1220.biology.gatech.edu/?page_id=53 https://onlinelibrary.wiley.com/doi/full/10.1111/mam.12138 Images: http://www.thinkstockphotos.com/image/stock-illustration-african-animals/599878306 https://commons.wikimedia.org/wiki/File:Dolly_face_closeup.jpg https://commons.wikimedia.org/wiki/File:Indian_Gaur_from_anaimalai_hills_JEG5290.jpg https://commons.wikimedia.org/wiki/File:Pyrenean_Ibex.png http://www.thinkstockphotos.com/image/stock-illustration-animal-cloning/985639976 http://www.thinkstockphotos.com/image/stock-photo-great-panda-bear-sitting-at-the-rainforest/865015440 http://www.thinkstockphotos.com/image/stock-photo-homeless-cat-on-the-street/816253988 https://commons.wikimedia.org/wiki/File:One_horn_Rhino_in_Kaziranga_national_park.jpg http://www.thinkstockphotos.com/image/stock-photo-sheeps-in-green-rural-meadow-south-island-new/486007934 http://www.thinkstockphotos.com/image/stock-photo-eyes-of-the-tiger/544355522 http://www.thinkstockphotos.com/image/stock-photo-ranger-with-firearm-face-to-face-rhino/544808324 https://commons.wikimedia.org/wiki/File:Bumi_Hills_Anti-Poaching_Unit_Protecting_Elephants_in_Zimbabwe.jpg http://www.thinkstockphotos.com/image/stock-photo-rhino-mother-african-lowveld-savanna-calf/838552492
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Why Does Wasabi Burn Your Nose? Why Does Wasabi Burn Your Nose?
4 days ago En
The answer to why wasabi is such a nose burner has to do with a compound that researchers are trying to use in a creative way! Hosted by: Stefan Chin SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.npr.org/templates/story/story.php?storyId=5297157 https://www.nationalgeographic.com/people-and-culture/food/the-plate/2015/05/12/wasabi-more-than-just-a-hot-sushi-condiment/ http://www.sciencemadesimple.co.uk/curriculum-blogs/biology-blogs/why-is-wasabi-so-hot https://www.ucsf.edu/news/2015/04/124956/first-look-wasabi-receptor-brings-insights-pain-drug-development https://pubchem.ncbi.nlm.nih.gov/compound/allyl_isothiocyanate https://link.springer.com/chapter/10.1007%2F7355_2015_98 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3129667/ https://www.ncbi.nlm.nih.gov/books/NBK5237/ https://www.sciencedirect.com/science/article/pii/S004101011730377X http://www.pnas.org/content/111/47/16901.short Images: https://commons.wikimedia.org/wiki/File:Wasabia_japonica_4.JPG https://commons.wikimedia.org/wiki/File:Armoracia_rusticana.jpg https://commons.wikimedia.org/wiki/File:2016-07-03_Daio_Wasabi_Farm_%E5%A4%A7%E7%8E%8B%E3%82%8F%E3%81%95%E3%81%B3%E8%BE%B2%E5%9C%92_DSCF0373.jpg https://commons.wikimedia.org/wiki/File:Receptor_(Biochemistry).svg
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The First Gene-Edited Babies Are Here, Like It or Not | SciShow News The First Gene-Edited Babies Are Here, Like It or Not | SciShow News
5 days ago En
A researcher in China used the gene editing technique known as CRISPR to change the DNA of human embryos. Hank unpacks why this is being universally condemned by scientists. Hosted by: Hank Green SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.newscientist.com/article/2186911-crispr-babies-more-details-on-the-experiment-that-shocked-the-world/ https://www.nature.com/articles/d41586-018-07545-0 https://www.technologyreview.com/s/612458/exclusive-chinese-scientists-are-creating-crispr-babies/amp/?__twitter_impression=true https://www.newscientist.com/article/2123973-first-results-of-crispr-gene-editing-of-normal-embryos-released/ https://www.the-scientist.com/news-opinion/us-companies-launch-crispr-clinical-trial-64746 https://www.newscientist.com/article/2186956-scientists-are-now-very-sure-that-the-babies-really-were-gene-edited/ https://www.nature.com/articles/d41586-018-07607-3
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3 Surprising Ways Your Intestines Affect You 3 Surprising Ways Your Intestines Affect You
6 days ago En
Thanks to Metamucil for sponsoring this episode of SciShow! Visit http://spr.ly/metamucilchallenge and sign up for the Metamucil Two-Week Challenge to see how a healthy digestive system may help to improve your overall health and happiness! Your digestive system impacts the rest of your body in all sorts of unexpected ways, from keeping your heart healthy to literally making you feel happier. Hosted by: Hank Green SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.healthline.com/nutrition/dietary-cholesterol-does-not-matter https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5503415/ https://link.springer.com/article/10.1007/s10620-010-1466-0 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5413815/ https://www.tandfonline.com/doi/abs/10.3109/00365528709095867 https://academic.oup.com/ajcn/article/71/2/472/4729160 https://academic.oup.com/ajcn/article/71/6/1433/4729388 https://academic.oup.com/jn/article/132/9/2638/4687853 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5390821/ https://www.tandfonline.com/doi/full/10.4161/gmic.29810https://pubs.rsc.org/ru/content/articlelanding/2015/fo/c4fo00731j/unauth#!divAbstract http://digital.csic.es/bitstream/10261/82891/4/Psyllium-Curr%20Topics%20Nutrac%20Res.pdf https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2515351/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3153051/ https://www.ncbi.nlm.nih.gov/pubmed/17463152/ https://www.mdpi.com/2072-6643/5/6/1869/htm https://linkinghub.elsevier.com/retrieve/pii/S193131281400064X https://www.annualreviews.org/doi/abs/10.1146/annurev-virology-031413-085550 http://www.pnas.org/content/108/13/5354 https://www.atsjournals.org/doi/pdf/10.1513/AnnalsATS.201503-133AW http://www.bloodjournal.org/content/131/26/2978?sso-checked=true https://www.frontiersin.org/articles/10.3389/fimmu.2017.01678/full https://www.nature.com/articles/ni0111-5 http://science.sciencemag.org/content/336/6086/1268 https://www.nature.com/articles/nature10213 https://www.ncbi.nlm.nih.gov/pubmed/24336217 https://www.sciencedirect.com/science/article/pii/B9780128023044000190 https://www.sciencedirect.com/science/article/abs/pii/S095816691400175X https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4367209/ https://www.cell.com/trends/neurosciences/fulltext/S0166-2236(13)00008-8 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1664925/ https://www.cambridge.org/core/journals/acta-neuropsychiatrica/article/dietary-magnesium-deficiency-alters-gut-microbiota-and-leads-to-depressivelike-behaviour/97BCCF4506FCA4EB600FD95B1E71E277 https://www.nature.com/articles/nrgastro.2016.200 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5808284/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3179073/ https://www.ncbi.nlm.nih.gov/pubmed/19338686 https://www.ncbi.nlm.nih.gov/pubmed/19053980 https://www.ncbi.nlm.nih.gov/pubmed/17151594 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2805706/ https://www.sciencedirect.com/science/article/pii/S235293931600004X https://www.karger.com/Article/Abstract/430229 https://www.ncbi.nlm.nih.gov/pubmed/20087376 https://link.springer.com/chapter/10.1007%2F978-1-4939-0897-4_16 ------ Images: https://twitter.com/hankgreen https://www.istockphoto.com/vector/illustration-of-a-human-digesting-fruits-and-vegetables-gm165658956-9771950 https://www.istockphoto.com/vector/human-anatomical-heart-made-in-graphic-art-as-laconic-logo-gm497962106-79407583 https://www.istockphoto.com/vector/blood-vein-image-gm517684268-89625345 https://www.istockphoto.com/photo/psyllium-husk-or-isabgol-which-is-fiber-derived-from-the-seeds-of-plantago-ovata-gm980560382-266373563 https://commons.wikimedia.org/wiki/File:E_coli_at_10000x,_original.jpg https://commons.wikimedia.org/wiki/File:Giardia_lamblia_SEM_8698_lores.jpg https://www.istockphoto.com/vector/lungs-icon-in-cartoon-style-isolated-on-white-background-organs-gm615596524-106812593 https://www.istockphoto.com/vector/good-bacteria-and-bad-bacteria-gm611994628-105359907 https://www.istockphoto.com/vector/human-body-silhouette-and-nervous-system-gm610585844-104852273 https://www.istockphoto.com/photo/psyllium-seeds-husks-in-wooden-spoon-gm583981384-99966405 https://www.istockphoto.com/vector/human-internal-organs-cartoon-characters-set-gm825683996-133948395 https://www.istockphoto.com/vector/x-ray-girl-gm165959707-20733801
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Why Does Body-Temperature Air Feel Hot? Why Does Body-Temperature Air Feel Hot?
1 week ago En
You'd think that air that was the same temperature as your body would feel neutral, but if you've ever been outside when it's 37 degrees Celsius out... you know that's not the case! Hosted by: Stefan Chin SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: http://www.abc.net.au/science/articles/2010/02/02/2807666.htm https://hypertextbook.com/facts/2001/AbantyFarzana.shtml http://sciencenetlinks.com/science-news/science-updates/body-temperature/ https://www.scientificamerican.com/article/why-people-feel-hot/ https://www.bbc.com/news/magazine-12606943
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Why Is Sperm Count Dropping? Why Is Sperm Count Dropping?
1 week ago En
Sperm count in Western countries has been dropping for over a hundred years, and scientists have some ideas as to what’s behind this swimmer shortage. Hosted by: Michael Aranda SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://academic.oup.com/humupd/article-abstract/23/6/646/4035689?redirectedFrom=fulltext https://www.ucsf.edu/news/2007/03/5541/hot-tubs-hurt-fertility-ucsf-study-shows https://academic.oup.com/humupd/article/19/3/221/725245 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3521747 https://onlinelibrary.wiley.com/doi/abs/10.1111/obr.12282 https://onlinelibrary.wiley.com/doi/abs/10.2164/jandrol.05193 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5034728/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3881654/ https://www.sciencedirect.com/science/article/pii/S1472648315003776 https://www.nature.com/articles/s41598-018-25950-3#ref-CR12 https://www.ncbi.nlm.nih.gov/pubmed/9112368 https://academic.oup.com/humrep/article/16/8/1768/624705 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2078473/#!po=7.14286 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2775531/ https://www.ncbi.nlm.nih.gov/pubmed/20053623 https://academic.oup.com/humupd/article/20/2/231/664157 https://www.ncbi.nlm.nih.gov/pubmed/26087406 https://www.ncbi.nlm.nih.gov/pubmed/26601918 https://www.sciencedirect.com/science/article/pii/S0269749115301457 https://news.harvard.edu/gazette/story/2015/03/pesticides-result-in-lower-sperm-counts/ https://www.fertstert.org/article/S0015-0282(16)59640-X/pdf https://pdfs.semanticscholar.org/831d/6d5ae4700609b49fb75b213f4145866da976.pdf https://www.researchgate.net/publication/318702383_The_Impact_of_Climate_Change_On_Sperm_Quality_and_Quantity_A_Public_Health_Concern http://www.nber.org/papers/w21681.pdf http://newsroom.ucla.edu/releases/climate-change-making-it-harder-to-conceive
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5 Scientists with Ideas That Nobody Believed ... Who Were Right 5 Scientists with Ideas That Nobody Believed ... Who Were Right
1 week ago En
People have struggled to understand some hypotheses scientists had, which are correct but were disclaimed back then. So here’s the 5 scientists and their ideas that nobody believed. Hosted by: Hank Green SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- References: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5539135/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1888599/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1742910/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1888599/figure/F3/ https://www.ncbi.nlm.nih.gov/books/NBK333408/ https://www.cancerresearchuk.org/about-cancer/what-is-cancer/body-systems-and-cancer/the-immune-system-and-cancer#treatments https://www.nobelprize.org/prizes/medicine/1966/rous/facts/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3647430/ http://jem.rupress.org/content/12/5/696 https://blogs.plos.org/workinprogress/2012/02/09/the-story-of-peyton-rous-and-chicken-cancer/ https://link.springer.com/article/10.1007/BF02227892 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3256973/ https://qualitysafety.bmj.com/content/13/3/233 https://wwwnc.cdc.gov/eid/article/7/2/ac-0702_article https://cda-adc.ca/jcda/vol-66/issue-10/546.html https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3881728/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1088248/ https://www.genome.gov/25520238/online-education-kit-1900-rediscovery-of-mendels-work/ http://www.brooklyn.cuny.edu/bc/ahp/MBG/MBG2/MBG.Question.02.html https://history.nih.gov/exhibits/nirenberg/hs1_mendel.htm https://www.ncbi.nlm.nih.gov/pubmed/11488142 https://www.scientificamerican.com/article/hugo-de-vries/ http://www.indiana.edu/~p1013447/dictionary/mendel.htm https://www2.palomar.edu/anthro/mendel/mendel_1.htm https://www.geolsoc.org.uk/Plate-Tectonics/Chap1-Pioneers-of-Plate-Tectonics/Alfred-Wegener http://www.ucmp.berkeley.edu/history/wegener.html https://earthobservatory.nasa.gov/Features/Wegener/wegener_4.php https://www.nationalgeographic.org/encyclopedia/continental-drift/ http://www.indiana.edu/~geol105/images/gaia_chapter_3/wegener.htm
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How Do Fabric Brighteners Work? How Do Fabric Brighteners Work?
1 week ago En
Fabric brighteners can liven up your old, faded clothing. But they don’t actually clean your clothes, and they’re often banned in the military! Hosted by: Olivia Gordon SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.sciencedirect.com/topics/biochemistry-genetics-and-molecular-biology/optical-brightener https://www.speedqueen.com/smart/2017-q2/the-secrets-to-stopping-colors-from-bleeding-and-fading.aspx http://www.fsw.cc/dyes-fade-look-low-lightfast-dyes/ https://www.britannica.com/science/fluorescence https://www.dispersions-pigments.basf.com/portal/basf/ien/dt.jsp?setCursor=1_556358 https://www.thespruce.com/optical-brighteners-chemicals-not-needed-1707025 http://mrsstewart.com/purpose-of-bluing/ https://www.thespruce.com/how-to-use-laundry-bluing-2146367 https://books.google.com/books?id=bqspAAAAYAAJ&pg=PA924&lpg=PA924 https://science.howstuffworks.com/innovation/everyday-innovations/black-light.htm http://www.leptraps.com/aboutblacklight.htm https://van.physics.illinois.edu/qa/listing.php?id=1913 https://www.explainthatstuff.com/hownightvisionworks.html https://www.armystudyguide.com/content/army_board_study_guide_topics/uniforms/laundry-detergents-for-use-with-the-acu-army-combat-uniform.shtml Images: https://pxhere.com/en/photo/796941 https://commons.wikimedia.org/wiki/File:Airman_Battle_Uniform_washing_effects.jpg
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People can Inherit Mitochondrial DNA from Both Parents | SciShow News People can Inherit Mitochondrial DNA from Both Parents | SciShow News
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Earlier this week, a team of researchers announced that they’d made a discovery about how we inherit mitochondrial DNA from our parents that could change what we know about not only disease inheritance, but human history as a whole. Hosted by: Hank Green SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: http://www.pnas.org/cgi/doi/10.1073/pnas.1810946115 https://ghr.nlm.nih.gov/primer/basics/gene https://ghr.nlm.nih.gov/mitochondrial-dna#definition http://hihg.med.miami.edu/code/http/modules/education/Design/Print.asp?CourseNum=2&LessonNum=4 https://www.zmescience.com/other/science-abc/about-mitochondrial-dna-42423/ https://www.scientificamerican.com/article/how-do-researchers-trace/ https://www.sciencedirect.com/topics/biochemistry-genetics-and-molecular-biology/nuclear-dna https://www.pbs.org/wgbh/nova/article/dads-mitochondrial-dna/ http://www.mitoaction.org/guide/the-diagnosis-process https://www.sciencedirect.com/science/article/pii/S0169534702000095 https://www2.palomar.edu/anthro/homo2/mod_homo_4.htm
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Can Screens Damage Your Eyes? Can Screens Damage Your Eyes?
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You might have heard that exposure to unnatural lights from digital devices can hurt your eyes. But is that true? Hosted by: Stefan Chin SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: http://pubs.rsc.org/en/Content/ArticleLanding/2017/IB/c7ib00032d#!divAbstract http://www.molvis.org/molvis/v15/a205/ https://iovs.arvojournals.org/article.aspx?articleid=2123554 http://mellerio.org.uk/vision/chapt116.pdf https://www.nature.com/articles/eye2015261.pdf https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4734149/ https://www.reuters.com/article/us-health-eyes-blue-light-idUSKCN0V727H https://www.theguardian.com/lifeandstyle/2018/may/28/blue-light-led-screens-cancer-insomnia-health-issues https://bmjophth.bmj.com/content/3/1/e000146 https://www.sciencedaily.com/releases/2017/08/170822103434.htm https://onlinelibrary.wiley.com/doi/pdf/10.1111/opo.12406 https://www.icnirp.org/cms/upload/publications/ICNIRPVisible_Infrared2013.pdf https://www.mayoclinic.org/diseases-conditions/eyestrain/symptoms-causes/syc-20372397 Image Sources: https://en.wikipedia.org/wiki/Visible_spectrum#/media/File:Linear_visible_spectrum.svg
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The Science of Flint's Water Crisis The Science of Flint's Water Crisis
2 weeks ago En
The water crisis in Flint, Michigan is a prime example of science being ignored, unknown, or even misused. Here's the chemistry behind how so many things went wrong. Hosted by: Hank Green SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.michigan.gov/documents/treasury/Edward_Kurtz_Contract_394722_7.pdf https://www.npr.org/sections/thetwo-way/2016/04/20/465545378/lead-laced-water-in-flint-a-step-by-step-look-at-the-makings-of-a-crisis https://www.michigan.gov/som/0,4669,7-192-29942_34762-381701--,00.html Lead pipes https://ajph.aphapublications.org/doi/full/10.2105/AJPH.2007.113555 https://www.awwa.org/resources-tools/public-affairs/press-room/press-release/articleid/4074/lead-ser.aspx https://www.niehs.nih.gov/health/topics/agents/lead/index.cfm Corrosion Protection https://www.epa.gov/sites/production/files/2016-03/documents/occtmarch2016.pdf https://cen.acs.org/articles/94/i7/Lead-Ended-Flints-Tap-Water.html Chloride & Chlorine http://www.corrosionjournal.org/doi/abs/10.5006/1.3600449?code=NACE-prem-site https://www.scientificamerican.com/article/how-does-chlorine-added-t/ https://www.researchgate.net/publication/273749642_Comparison_of_Chlorine_and_Chloramines_on_Lead_Release_from_Copper_Pipe_Rigs https://cfpub.epa.gov/ncer_abstracts/index.cfm/fuseaction/display.highlight/abstract/22 https://www.cityofflint.com/wp-content/uploads/Flint-TTHM-Operational-Evaluation-Report-August-2015.pdf https://www.cityofflint.com/wp-content/uploads/TTHM-Notification-Final.pdf https://www.cdc.gov/safewater/publications_pages/thm.pdf Legionnaires https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5353852/ http://www.sciencemag.org/news/2018/02/was-flint-s-deadly-legionnaires-epidemic-caused-low-chlorine-levels-water-supply https://www.npr.org/sections/health-shots/2018/02/05/582482024/lethal-pneumonia-outbreak-caused-by-low-chlorine-in-flint-water https://www.pbs.org/wgbh/frontline/article/flint-water-crisis-deaths-likely-surpass-official-toll/ http://www.pnas.org/content/early/2018/01/31/1718679115 Protocols https://www.michigan.gov/documents/snyder/FWATF_FINAL_REPORT_21March2016_517805_7.pdf http://flintwaterstudy.org/2015/08/hazardous-waste-levels-of-lead-found-in-a-flint-households-water/ http://www.michiganradio.org/post/states-instructions-sampling-drinking-water-lead-not-best-practice https://www.epa.gov/sites/production/files/2015-11/documents/drinking_water_sample_collection.pdf https://www.michigan.gov/documents/deq/Lead_Copper_Sampling_Instructions_329915_7.pdf http://flintwaterstudy.org/information-for-flint-residents/results-for-citizen-testing-for-lead-300-kits/ http://www.cescenter.com/documents/Regulatory%20Limits%20for%20Contaminants%20of%20Concern.pdf Lead Poisoning https://academic.oup.com/brain/article/126/1/5/299373 https://www.ncbi.nlm.nih.gov/pubmed/19644200 Conclusion https://www.smithsonianmag.com/science-nature/chemical-study-ground-zero-house-flint-water-crisis-180962030/ https://www.cityofflint.com/wp-content/uploads/Adding-Extra-Phosphate-to-Flint-Water-09-Copy.pdf http://www.michiganradio.org/post/flints-lead-pipe-replacement-program-moves-forward-under-new-management Images: https://en.wikipedia.org/wiki/File:Lead_pipe_-_Bath_Roman_Baths.jpg https://en.wikipedia.org/wiki/File:DSC00125_-_Tubi_di_piombo_romani_-_Foto_di_G._Dall%27Orto.jpg https://en.wikipedia.org/wiki/File:Flint_skyline2.jpg https://en.wikipedia.org/wiki/File:Severe_Pneumonia_Caused_by_Legionella_pneumophila_Serogroup_11,_Italy.jpg https://commons.wikimedia.org/wiki/File:Legionella_pneumophila_01.jpg https://commons.wikimedia.org/wiki/File:Iron(III)_chloride_hexahydrate.jpg
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How Close Are We to Building Force Fields? How Close Are We to Building Force Fields?
2 weeks ago En
Sci-fi technology is often more fiction than science, but it turns out there are actually some real-world labs that are working on developing force fields! Hosted by: Stefan Chin SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.popularmechanics.com/military/research/a14683/boeing-patent-plasma-shield/ https://www.bmt.org/news/2010/10/electric-armour-for-vehicles-bmt-advises-european-defence-agency/ http://www.defense-aerospace.com/article-view/release/10691/uk-testing-electric-armor-for-tanks-(july-2).html https://www.wsj.com/articles/SB120534908289431017 https://arxiv.org/abs/1308.5524 https://phys.org/news/2014-05-physics-students-concept-star-wars-style.html Images: https://commons.wikimedia.org/wiki/File:Plasma_lamp_touching.jpg
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3 Weird, Real Ways We Could Fix Icy Roads 3 Weird, Real Ways We Could Fix Icy Roads
2 weeks ago En
Salting roads in the winter is pretty commonplace in areas of the world that see freezing temperatures, but it isn't the only solution. Hosted by: Michael Aranda SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.highways.org/wp-content/uploads/2014/01/Deicing-Salt-Study-FINAL.pdf [PDF] https://www.des.nh.gov/organization/commissioner/pip/factsheets/wmb/documents/wmb-4.pdf [PDF] https://www.vox.com/2015/1/13/7531833/road-salt-environment-alternatives https://blog.lib.uiowa.edu/eng/melt-that-ice/ https://minerals.usgs.gov/minerals/pubs/commodity/salt/myb1-2012-salt.pdf [PDF] https://www.worldofchemicals.com/558/chemistry-articles/how-does-salt-lower-the-freezing-point-of-water.html https://www.forbes.com/sites/tanyamohn/2014/01/31/salt-winter-roads-safety-a-new-study-finds-3/ https://www.poison.org/articles/2010-dec/ice-melt-products-harmful-to-pets-and-kids https://www.caryinstitute.org/newsroom/serious-downsides-road-salt https://www.villagevoice.com/2015/02/03/heres-why-manholes-explode-each-winter-in-new-york-city/ https://abc7ny.com/news/fdny-east-village-manhole-fires-likely-caused-by-street-salt/1827820/ https://www.nytimes.com/2001/01/12/nyregion/wires-corroded-by-rock-salt-cause-explosion-in-manhole.html https://newyork.cbslocal.com/2018/04/02/upper-east-side-manhole-explosions-2/ https://science.howstuffworks.com/environmental/energy/exploding-manhole1.htm https://www.allentownpa.gov/Portals/0/files/Streets/SNOW%20FAQ.pdf [PDF] http://www.wvca.us/bay/files/bay_resources_homeowners/220_PWP%20Deicing%20article%20by%20Suzy_Lucas_WVDEP_accepted.pdf [PDF] http://www.alken-murray.com/BioInfo2-03.htm https://news.nationalgeographic.com/news/2014/02/140204-melt-snow-ice-salt-beet-juice-pickle-brine/ https://www.washingtonpost.com/local/trafficandcommuting/2015/10/31/c212b040-7e66-11e5-afce-2afd1d3eb896_story.html https://sciencing.com/sugar-affect-freezing-point-water-7194604.html https://www.theguardian.com/sustainable-business/alternatives-salt-battling-ice-cheese-beets-ash http://time.com/5761/salt-shortage-triggers-beet-juice-cheese-brine-alternatives/ https://www.npr.org/sections/thetwo-way/2014/01/21/264562529/cheese-to-the-rescue-surprising-spray-melts-road-ice https://www.wired.com/2016/01/the-secret-to-snow-removal-is-pickle-juice-and-cheese-brine/ https://www.nytimes.com/2013/12/24/us/wisconsin-finds-another-role-for-cheese-de-icing-roads.html Images: http://www.thinkstockphotos.com/image/stock-photo-winter-road-in-the-morning/896061166 http://www.thinkstockphotos.com/image/stock-photo-car-with-rust-and-corrosion/541265544 http://www.thinkstockphotos.com/image/stock-photo-a-snowplow-on-the-highway/918248296 http://www.thinkstockphotos.com/image/stock-photo-forms-of-cheese-in-a-brine-tank-in-the-dairy/514079587
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6 Foods That Are Toxic If You Prepare Them Incorrectly 6 Foods That Are Toxic If You Prepare Them Incorrectly
2 weeks ago En
We prepare a lot of our food to make it safer to eat, but a piece of bread probably won’t hurt you if it’s not made correctly. These six foods, on the other hand, definitely can. Hosted by: Stefan Chin SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://cfaes.osu.edu/news/articles/chow-line-dry-kidney-beans-need-be-boiled https://www.ncbi.nlm.nih.gov/pubmed/16441922 https://www.sigmaaldrich.com/content/dam/sigma-aldrich/docs/Sigma/Product_Information_Sheet/2/l8629pis.pdf https://www.sciencedaily.com/releases/2003/05/030514080833.htm https://www.frontiersin.org/articles/10.3389/fpls.2017.00220/full https://onlinelibrary.wiley.com/doi/full/10.1111/j.1541-4337.2008.00064.x http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0104-79301996000100002 https://www.ncbi.nlm.nih.gov/pubmed/21045121 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3125150/ https://www.ncbi.nlm.nih.gov/books/NBK431101/ https://www.seriouseats.com/2013/01/jamaica-eating-ackee-and-saltfish-the-n.html https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3153292/ https://www.researchgate.net/publication/317237827_Oxalic_AcidOxalates_in_PlantsFrom_Self-Defence_to_Phytoremediation https://www.nationalgeographic.com/people-and-culture/food/the-plate/2016/05/18/does-rhubarb-deserve-its-killer-reputation/ https://www.ncbi.nlm.nih.gov/pubmed/8153790 https://www.cdc.gov/mmwr/preview/mmwrhtml/00001269.htm https://www.ncbi.nlm.nih.gov/pubmed/2526711 https://motherboard.vice.com/en_us/article/jp578p/the-science-behind-the-deepest-itch-poison-oak https://www.wemjournal.org/article/S1080-6032(06)70299-X/fulltext https://www.theguardian.com/science/blog/2018/jan/17/tetrodotoxin-the-poison-behind-the-japanese-pufferfish-fugu-scare https://www.theguardian.com/lifeandstyle/2009/jan/29/blowfish-how-to-cook-japan https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2857358/ https://pubchem.ncbi.nlm.nih.gov/compound/tetrodotoxin https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3564078/ Images: ---------- https://commons.wikimedia.org/wiki/File:Phytohemagglutinin_L.png https://commons.wikimedia.org/wiki/File:Lotaustralin_structure.svg https://commons.wikimedia.org/wiki/File:Linamarin.svg https://commons.wikimedia.org/wiki/File:Waste_not_want_not_WWI_poster.jpg https://commons.wikimedia.org/wiki/File:Food_is_a_Munition_of_War_-_Don%27t_Waste_It_Art.IWMPST20687.jpg https://commons.wikimedia.org/wiki/File:Victory-garden.jpg
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What If Earth Spun the Other Way? What If Earth Spun the Other Way?
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How different would things be if Earth had always rotated in the opposite direction? Hosted by: Stefan Chin SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: http://scienceline.ucsb.edu/getkey.php?key=3445 https://www.theatlantic.com/technology/archive/2013/03/what-would-happen-if-the-earth-spun-backward/273864/ https://www.livescience.com/62405-what-if-earth-rotation-reversed.html https://indd.adobe.com/view/f6592f4d-f2e3-4315-8afc-1b6f9588040f https://mpimet.mpg.de/en/communication/news/focus-on-overview/retrograde/ https://www.climate-lab-book.ac.uk/2011/earth-backwards/ https://eos.org/articles/reversing-earths-spin-moves-deserts-reshapes-ocean-currents https://www.clim-past.net/7/487/2011/cp-7-487-2011.pdf Images: https://svs.gsfc.nasa.gov/1375 https://commons.wikimedia.org/wiki/File:Currents.svg https://commons.wikimedia.org/wiki/File:Oceanic_gyres.png https://commons.wikimedia.org/wiki/File:Aerial_Superhighway.ogv https://commons.wikimedia.org/wiki/File:Golfstream.jpg https://commons.wikimedia.org/wiki/File:Mediterranee_02_EN.jpg https://en.wikipedia.org/wiki/File:Africa_satellite_orthographic.jpg https://commons.wikimedia.org/wiki/File:2010_Filamentous_Cyanobacteria_Bloom_near_Fiji.jpg https://commons.wikimedia.org/wiki/File:Earth_Eastern_Hemisphere_2002.png
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A Kilogram Is Now a Kilogram—Forever | SciShow News A Kilogram Is Now a Kilogram—Forever | SciShow News
2 weeks ago En
Go to http://www.privacy.com/scishow to get $5 off your first purchase! This week in SciShow News, there's a new kilogram in town, and we might be closer to understanding why people love coffee so much! Hosted by: Hank Green SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.bipm.org/en/measurement-units/rev-si/ http://iopscience.iop.org/article/10.1088/1681-7575/aa950a https://www.vox.com/science-and-health/2018/11/14/18072368/kilogram-kibble-redefine-weight-science https://www.atlasobscura.com/places/le-grand-k https://www.sciencenewsforstudents.org/article/scientists-vote-fix-worlds-weight-loss-problem https://www.theguardian.com/science/2018/nov/16/the-weight-is-over-kilogram-redefined-at-emotional-conference https://www.bbc.com/news/science-environment-46143399 https://www.wired.com/story/new-kilogram-definition-based-on-planck-constant/ https://www.nationalgeographic.com/science/2018/11/kilogram-forever-changed-why-mass-matters/ https://cen.acs.org/analytical-chemistry/New-definitions-kilogram-mole/96/web/2018/11 https://www.nature.com/articles/s41598-018-34713-z https://www.smithsonianmag.com/smart-news/first-coffeeunless-you-are-genetically-disposed-prefer-tea-180970841/ https://books.google.com/books?id=L3lZiwsCZoYC&pg=PA23#v=onepage&q&f=false https://www.scientificamerican.com/article/super-tasting-science-find-out-if-youre-a-supertaster/
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The Secret Behind Bioluminescent Bays The Secret Behind Bioluminescent Bays
3 weeks ago En
In a few special places around the world, the ocean lights up at night with countless tiny blue flashes thanks to some tiny organisms and science. Hosted by: Olivia Gordon SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://scripps.ucsd.edu/labs/mlatz/bioluminescence/dinoflagellates-and-red-tides/dinoflagellate-bioluminescence/ https://scripps.ucsd.edu/labs/mlatz/bioluminescence/dinoflagellates-and-red-tides/ http://www.pnas.org/content/102/40/14181 https://aem.asm.org/content/72/4/2295.short http://www.pbs.org/wgbh/nova/next/nature/bioluminescent-bays-shine-light-on-puerto-ricos-resilience/ https://www.degruyter.com/view/j/botm.ahead-of-print/bot-2012-0171/bot-2012-0171.xml https://www.sciencedirect.com/science/article/pii/S0022098104002886 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1626430/ https://invertebrates.si.edu/copepod/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3705384/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5029497/ http://www.imas.utas.edu.au/zooplankton/image-key/noctiluca-scintillans http://www.vliz.be/imisdocs/publications/283789.pdf https://onlinelibrary.wiley.com/doi/abs/10.1111/jpy.12084 https://www.nytimes.com/2014/06/05/us/puerto-rico-debates-who-put-out-the-lights-in-a-bay.html http://www.ucmp.berkeley.edu/alllife/eukaryotasy.html https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5029497/ https://www.dartmouth.edu/~etrnsfer/water.htm https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2525493/ http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.497.9868&rep=rep1&type=pdf https://www.sciencedirect.com/science/article/pii/S0025326X07002779?via%3Dihub ------- Images: https://youtu.be/bdTz4sUAgc4 https://www.istockphoto.com/photo/red-tide-gm184420763-27114739 https://en.wikipedia.org/wiki/File:Noctiluca_scintillans_varias.jpg https://www.istockphoto.com/photo/underwater-gm491261626-75655281 https://commons.wikimedia.org/wiki/File:Copepodkils.jpg https://youtu.be/ZHPmA_98pBw https://www.istockphoto.com/photo/bio-luminescence-illumination-of-plankton-at-maldives-gm522128989-50609514 https://www.istockphoto.com/photo/glowing-waters-gm866991148-144241751 https://youtu.be/YGglirWdQaE https://commons.wikimedia.org/wiki/File:CSIRO_ScienceImage_7608_Pyrodinium.jpg https://commons.wikimedia.org/wiki/File:Noctiluca_scintillans.jpg https://commons.wikimedia.org/wiki/File:Mosquito_bay,_Bioluminescent_bay,_Vieques_-_panoramio_(3).jpg https://commons.wikimedia.org/wiki/File:Sea_sparkles_(11538049406).jpg https://en.wikipedia.org/wiki/File:Bioluminescent_dinoflagellates_2.jpg https://www.istockphoto.com/photo/electric-blue-glow-on-pacific-coast-waves-or-red-tide-gm1037966184-277838154 https://youtu.be/z_6JBrZ2dhI
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3 Groundbreaking New Toilets 3 Groundbreaking New Toilets
3 weeks ago En
Visit https://www.gatesnotes.com to learn more about the safe sanitation problem and strategies that can help. Most of the time you probably don’t have to think too much about your toilet, but billions of people don’t have access to safe sanitation. So, engineers are working on new kinds of toilets that could help solve that! Hosted by: Stefan Chin SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: Sanitation: http://www.un.org/millenniumgoals/environ.shtml http://www.who.int/news-room/fact-sheets/detail/sanitation Caltech: https://www.fastcompany.com/3047460/this-gates-funded-toilet-of-the-future-is-built-so-anyone-can-repair-it https://www.caltech.edu/news/winning-sanitation-solution-46978 https://www.youtube.com/watch?v=eVQaMsvBLb8 Terra Preta: https://sswm.info/water-nutrient-cycle/wastewater-treatment/hardwares/processes/terra-preta-sanitation https://sswm.info/water-nutrient-cycle/water-use/hardwares/toilet-systems/terra-preta-toilets https://www.researchgate.net/publication/44583399_Terra_Preta_sanitation_Re-discovered_from_an_ancient_Amazonian_civilisation_-_Integrating_sanitation_bio-waste_management_and_agriculture https://www.researchgate.net/publication/282493288_Terra_Preta_Sanitation_1_-_Background_Principles_and_Innovations https://www.mdpi.com/2071-1050/6/3/1328/htm https://iwaponline.com/wst/article/67/5/935/14380/Ancient-water-and-sanitation-systems-applicability U of T: https://www.utoronto.ca/news/u-t-engineers-win-third-place-gates-foundation-toilet-challenge https://thewalrus.ca/the-toilet-papers/ https://www.utoronto.ca/news/world-toilet-day-update-u-ts-response-bill-and-melinda-gates-foundation-challenge https://player.vimeo.com/video/47309197 Images: https://www.flickr.com/photos/gtzecosan/3233256285/ https://commons.wikimedia.org/wiki/File:African_Night_Crawler.jpg
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Hacking the Brain: The Future of Prosthetics Hacking the Brain: The Future of Prosthetics
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Head to https://nordvpn.com/SciShow and use the code "SciShow" to get a 3-year plan for 75% off and, for a limited time, 1 month of NordVPN for free! We usually think of 'hacking' as a bad thing, but scientists are working on ways to hack the brain that will greatly benefit people with prosthetics, and maybe someday people with paralysis. Hosted by: Hank Green SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.sciencedirect.com/science/article/pii/S2212017316303322 https://www.sciencedirect.com/science/article/pii/S1877705812023223 http://stm.sciencemag.org/content/8/361/361ra141 http://science.sciencemag.org/content/360/6392/998 https://ieeexplore.ieee.org/abstract/document/6726756/ https://tbme.embs.org/2017/09/23/performance-assessment-custom-portable-low-cost-brain-computer-interface-platform/
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5 Times Scientists Gave Animals Drugs (and What They Learned) 5 Times Scientists Gave Animals Drugs (and What They Learned)
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It might seem like researchers give animals drugs just to make a good headline, but these experiments have taught scientists a lot. Hosted by: Hank Green Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: MDMA https://www.nytimes.com/2018/09/20/science/octopus-ecstasy-mdma.html https://www.cell.com/current-biology/fulltext/S0960-9822(18)30991-6 https://www.drugabuse.gov/publications/research-reports/mdma-ecstasy-abuse/what-mdma https://www.telegraph.co.uk/news/newstopics/howaboutthat/3328480/Otto-the-octopus-wrecks-havoc.html Cocaine https://www.nytimes.com/2009/01/06/science/06bees.html http://jeb.biologists.org/content/212/2/163.short https://www.drugabuse.gov/publications/research-reports/cocaine/how-does-cocaine-produce-its-effects https://www.ncbi.nlm.nih.gov/pmc/articles/PMC47626/?page=1 Alcohol http://science.sciencemag.org/content/335/6074/1351 https://www.sciencemag.org/news/2012/03/sexually-rejected-flies-turn-booze https://onlinelibrary.wiley.com/doi/abs/10.1002/syn.10226 Opioids https://www.sciencedirect.com/science/article/pii/S0028390818303289 https://www.drugabuse.gov/drugs-abuse/opioids/opioid-overdose-crisis https://cen.acs.org/articles/96/i8/Vaccines-against-addictive-drugs-push.html Psilocybin https://link.springer.com/article/10.1007/S00221-013-3579-0 https://www.sciencedirect.com/science/article/pii/B978012800212400073X https://www.livescience.com/37914-psilocybin-eliminates-traumatic-memories.html Images: https://www.videoblocks.com/video/boxer-dog-wiggling-tail-with-excitement-while-being-approached-c8o9yem https://www.videoblocks.com/video/a-funny-cat-wearing-a-santa-claus-hat-playing-a-keyboard-or-organ-rnf9iylqmjbuy94zm https://en.wikipedia.org/wiki/File:CaliforniaTwoSpotOctopus1.jpg http://www.thinkstockphotos.com/image/stock-illustration-star-wars-vector-pack/1014351826 https://en.wikipedia.org/wiki/File:Honey_Bee_takes_Nectar.JPG https://commons.wikimedia.org/wiki/File:Erythroxylum_novogranatense_var._Novogranatense_(retouched).jpg https://www.videoblocks.com/video/bees-work-on-honeycomb-with-honey-some-cells-already-closed-rnxlvimifirm769gn https://en.wikipedia.org/wiki/File:Drosophila_melanogaster_Proboscis.jpg http://www.thinkstockphotos.com/image/stock-photo-pet-rat/492486990 http://www.thinkstockphotos.com/image/stock-photo-albino-mouse-playing/480517277 https://en.wikipedia.org/wiki/File:Psilocybe_semilanceata_6514.jpg
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Why Don't Birds on Power Lines Get Zapped? Why Don't Birds on Power Lines Get Zapped?
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Skillshare is offering SciShow viewers two months of unlimited access to Skillshare for free! https://skl.sh/scishow-11 If you stick your finger in a socket, you’re in for a bad time, so how can birds perch on power lines without getting zapped? Hosted by: Olivia Gordon SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.explainthatstuff.com/electricity.html https://alum.mit.edu/slice/how-do-birds-sit-power-lines-without-getting-electrocuted http://journals.sagepub.com/doi/full/10.1177/0300985816646431 https://slate.com/news-and-politics/2005/07/why-are-power-lines-so-dangerous.html https://www.eagles.org/take-action/avian-friendly-power-lines/ https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0101565 http://megaanswers.com/why-does-water-conduct-electricity-while-air-does-not/
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Purple Bacteria: Turning Poop Into Biofuel Purple Bacteria: Turning Poop Into Biofuel
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Skillshare is offering SciShow viewers two months of unlimited access to Skillshare for free! https://skl.sh/scishow-11 Scientists are turning wastewater into fuel, using special bacteria, and other scientists have unveiled bionic mushrooms that can produce electricity! Hosted by: Hank Green SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.sciencedirect.com/science/article/pii/S0360319907003904 https://www.eurekalert.org/emb_releases/2018-11/f-pb110818.php https://www.frontiersin.org/articles/10.3389/fenrg.2018.00107/full https://www.epa.gov/nutrientpollution/sources-and-solutions-wastewater https://www.eurekalert.org/pub_releases/2018-11/acs-abm110218.php https://pubs.acs.org/doi/10.1021/acs.nanolett.8b02642 https://www.solarpowerrocks.com/solar-basics/how-much-electricity-does-a-solar-panel-produce/ https://news.uga.edu/power-plants-uga-researchers-explore-how-to-harvest-electricity-direct/ https://www.bbc.com/news/science-environment-46127318 https://www.newsweek.com/bionic-mushroom-produces-electricity-created-scientists-1205369 Images: https://commons.wikimedia.org/wiki/File:Chromatium_Okenii_al_microscopio.jpg https://commons.wikimedia.org/wiki/File:Acer_japonicum_Vitifolium_JPG1fu.jpg https://commons.wikimedia.org/wiki/File:Photosynthesis_equation.svg https://en.wikipedia.org/wiki/File:Microbial_mat_section.jpg https://www.eurekalert.org/multimedia/pub/184980.php?from=411098 https://commons.wikimedia.org/wiki/File:Cyanobacteria_(248_08)_Mixture;_native_preparation;_green_filter.jpg https://commons.wikimedia.org/wiki/File:Lichen-covered_tree,_Tresco.jpg
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How Engineers Are Turning Wind into Protein Powder How Engineers Are Turning Wind into Protein Powder
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Skillshare is offering SciShow viewers two months of unlimited access to Skillshare for free! https://skl.sh/scishow-11 Alternative energy is great, but our infrastructure isn't exactly equipped to handle it. So scientists are coming up with other ways to use it, including turning it into food. Hosted by: Stefan Chin SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.sciencedirect.com/science/article/pii/S0301421511000292 https://www.technologyreview.com/s/610366/relying-on-renewables-alone-would-significantly-raise-the-cost-of-overhauling-the-energy/ https://www.technologyreview.com/s/611683/the-25-trillion-reason-we-cant-rely-on-batteries-to-clean-up-the-grid/ https://www.sciencedirect.com/science/article/pii/S0960148115301610 https://www.economist.com/science-and-technology/2015/04/25/gas-guzzlers https://www.newscientist.com/article/2112298-food-made-from-natural-gas-will-soon-feed-farm-animals-and-us/ https://www.ft.com/content/f520cebc-dbe5-11e6-9d7c-be108f1c1dce https://www.ncbi.nlm.nih.gov/pmc/articles/PMC239451/ https://www.sciencedirect.com/science/article/pii/S1075996417300446
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How Quantum Mechanics Saved Physics From Ovens How Quantum Mechanics Saved Physics From Ovens
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Skillshare is offering SciShow viewers two months of unlimited access to Skillshare for free! https://skl.sh/scishow-11 You might think that quantum physics was discovered because of some super complicated electron behavior or something, but it was actually invented to explain ovens. Hosted by: Hank Green SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: http://galileo.phys.virginia.edu/classes/252/black_body_radiation.html http://galileo.phys.virginia.edu/classes/252/PlanckStory.pdf https://chem.libretexts.org/LibreTexts/Howard_University/Howard%3A_Physical_Chemistry_Laboratory/10._Blackbody_Radiation https://www.youtube.com/watch?v=FXfrncRey-4 https://books.google.com/books?id=W5kyppVPyesC&lpg=PP1&pg=PA23#v=onepage&q&f=false https://www.researchgate.net/publication/267650295_A_Brief_History_of_the_T4_Radiation_Law https://www.nobelprize.org/prizes/physics/1911/wien/lecture/ Image Sources: https://en.wikipedia.org/wiki/Max_Planck https://en.wikipedia.org/wiki/File:Einstein_1921_by_F_Schmutzer_-_restoration.jpg https://commons.wikimedia.org/wiki/File:Gustav_Robert_Kirchhoff.jpg https://en.wikipedia.org/wiki/Wilhelm_Wien#/media/File:Wilhelm_Wien_1911.jpg https://en.wikipedia.org/wiki/File:Mplwp_blackbody_nu_planck-wien-rj_5800K.svg https://en.wikipedia.org/wiki/John_William_Strutt,_3rd_Baron_Rayleigh#/media/File:John_William_Strutt.jpg
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What's the Hottest Chemical in the World? What's the Hottest Chemical in the World?
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Skillshare is offering SciShow viewers two months of unlimited access to Skillshare for free! https://skl.sh/scishow-11 Adventurous eaters are constantly on the hunt for the next hottest thing, but you definitely don't want to eat the hottest chemical we know of! Hosted by: Michael Aranda SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.ncbi.nlm.nih.gov/pubmed/9064473 http://datasheets.scbt.com/sc-24015.pdf https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4431903/ https://www.ncbi.nlm.nih.gov/pubmed/24756708 https://www.ncbi.nlm.nih.gov/pubmed/27211688 https://www.smithsonianmag.com/arts-culture/how-hot-is-that-pepper-how-scientists-measure-spiciness-884380/?no-ist https://www.ncbi.nlm.nih.gov/pubmed/26235164 https://www.ncbi.nlm.nih.gov/pubmed/26170168 https://www.ncbi.nlm.nih.gov/pubmed/25046596 https://www.ncbi.nlm.nih.gov/pubmed/24758242 Images: https://commons.wikimedia.org/wiki/File:Capsaicin-3D-vdW.png https://commons.wikimedia.org/wiki/File:Euphorbia_resinifera_1c.JPG https://commons.wikimedia.org/wiki/File:Resiniferatoxin.svg https://freesound.org/people/hmoosher/sounds/382709/
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The Strange Case of the Missing Sunscreen Gene The Strange Case of the Missing Sunscreen Gene
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Skillshare is offering SciShow viewers two months of unlimited access to Skillshare for free! https://skl.sh/scishow-11 If you've ever spent too much time in the sun and forgotten to put on sunscreen, you know how painful a sunburn can be. But for some animals, forgetting the sunscreen wouldn't be a problem because they can just produce their own! Hosted by: Stefan Chin SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://elifesciences.org/articles/05919 https://elifesciences.org/articles/07961 https://www.ncbi.nlm.nih.gov/pubmed/7200360 https://pdfs.semanticscholar.org/eda6/7490f385e8ecd3e4f4b491288f844f4a3d50.pdf [PDF] https://aem.asm.org/content/80/16/5028 https://futurism.com/parallel-universe-bodies-generated-sunscreen https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3712437/ https://www.sciencedirect.com/science/article/pii/S0047248400904032 https://www.nature.com/articles/nrmicro2649 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2671032/
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7 Species That Really Are What They Eat 7 Species That Really Are What They Eat
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Skillshare is offering SciShow viewers two months of unlimited access to Skillshare for free! https://skl.sh/scishow-11 There are creatures who get some super important and recognizable part of their biology from their diets. Hosted by: Michael Aranda SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: Blue-footed booby https://link.springer.com/article/10.1007%2Fs00442-006-0457-5 https://www.nationalgeographic.com/animals/birds/b/blue-footed-booby/ https://neotropical.birds.cornell.edu/Species-Account/nb/species/bfoboo/overview https://link.springer.com/article/10.1007%2Fs00265-011-1261-8 Poison frogs https://www.britannica.com/science/alkaloid https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1187980/ https://www.britannica.com/animal/poison-frog https://www.journals.uchicago.edu/doi/10.1086/426599 https://zslpublications.onlinelibrary.wiley.com/doi/abs/10.1111/j.1469-7998.1996.tb05487.x https://nationalzoo.si.edu/animals/poison-frogs http://www.bbc.com/earth/story/20150422-the-worlds-most-poisonous-animal https://www.compoundchem.com/2017/09/26/poisonousfrogs/ Assassin bugs https://www.smithsonianmag.com/science-nature/this-insect-uses-its-victims-carcasses-as-camouflage-83656246/ https://www.nationalgeographic.com/science/phenomena/2010/10/04/assassin-bugs-deceive-spiders-with-coat-of-many-corpses/ https://zslpublications.onlinelibrary.wiley.com/doi/abs/10.1111/j.1469-7998.2007.00335.x https://www.youtube.com/watch?v=a3YiF-SXyck Halophilic protists https://journals.plos.org/plosbiology/article?id=10.1371/journal.pbio.2005163#sec006 Stoplight loosejaw https://www.researchgate.net/publication/232759449_Dragon_fish_see_using_chlorophyll_4 https://www.sciencedirect.com/science/article/pii/S0967063705001652?via%3Dihub Solar sea slug https://umich.uloop.com/news/view.php/77109/4-incredible-photosynthetic-animals https://www.nationalgeographic.com/animals/2018/07/solar-powered-photosynthetic-sea-slugs-in-decline-news/ https://academic.oup.com/mbe/article-abstract/35/7/1706/4962174?redirectedFrom=fulltext https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3708498/pdf/mst084.pdf https://www.tandfonline.com/doi/pdf/10.4161/cib.28029?needAccess=true Blue dragon nudibranch https://www.nature.com/scitable/blog/saltwater-science/steal_their_defence_and_make https://ocean.si.edu/ocean-life/invertebrates/how-sea-slugs-steal-defenses-their-prey https://www.wired.com/2014/11/absurd-creature-week-nudibranch-sea-slug/ http://www.pbs.org/wnet/nature/blog/inside-nature-featured-creature-blue-dragon/ http://reefkeeping.com/issues/2005-05/rs/index.php ------- Images: https://tinyurl.com/ybcxeso2 https://tinyurl.com/y8jqmc6u https://tinyurl.com/yc6zdy27 https://tinyurl.com/yb7pono9 https://vimeo.com/118933110 https://commons.wikimedia.org/wiki/File:Dendrobates-tinctorius-Epipedobates-tricolor.jpg https://tinyurl.com/yawsxwba https://tinyurl.com/y94xaowc https://tinyurl.com/y9geje5e https://tinyurl.com/ybrr3wov https://commons.wikimedia.org/wiki/File:Assassin_Bug_(Acanthaspis_sp.)_(32019041661).jpg https://tinyurl.com/y7ux7oj4 https://commons.wikimedia.org/wiki/File:Acanthaspis_petax_nymph.jpg https://commons.wikimedia.org/wiki/File:Jumping_Spider_(Hyllus_argyrotoxus)_male_close-up_(12089436814).jpg https://www.flickr.com/photos/volvob12b/8107345297 https://tinyurl.com/yc2dbdnh https://commons.wikimedia.org/wiki/File:Malacosteus_niger_1.jpg https://youtu.be/Oo-5kUiq4P0 https://commons.wikimedia.org/wiki/File:Malacosteus_niger.jpg https://commons.wikimedia.org/wiki/File:Malacosteus_niger_cam.jpg https://en.wikipedia.org/wiki/File:Elysia-chlorotica-body.jpg https://www.flickr.com/photos/44919417@N04/5884159357/in/photolist-9XXRzp https://commons.wikimedia.org/wiki/File:Elysia-chlorotica-detail.jpg https://commons.wikimedia.org/wiki/File:Glaucus_atlanticus_1_cropped.jpg https://tinyurl.com/y893t96r https://commons.wikimedia.org/wiki/File:Berghia_coerulescens_(Laurillard,_1830).jpg https://commons.wikimedia.org/wiki/File:Blue_dragon-glaucus_atlanticus_(8599051974).jpg https://tinyurl.com/y8ub5cur https://tinyurl.com/yavl7vov https://tinyurl.com/yb4qjv2u https://www.musicradar.com/news/tech/sampleradar-464-free-cartoon-caper-samples-643188
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Are My Electronics Making Me Sick? Are My Electronics Making Me Sick?
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Can the radiation emitted by electronic devices affect your body and make you feel terrible? Hosted by: Olivia Gordon SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: http://www.who.int/peh-emf/publications/facts/fs296/en/ http://www.who.int/peh-emf/meetings/archive/en/levallois.pdf https://www.sciencedirect.com/science/article/pii/S0048969711012733 http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.543.1328&rep=rep1&type=pdf [PDF] https://www.skeptiker.ch/wp-content/uploads/2013/08/Idiopathic-Environmental-Intolerance-Attributed-to-Electromagnetic-Fields.pdf [PDF] https://www.sciencedirect.com/science/article/pii/S016041201630931X https://www.frontiersin.org/articles/10.3389/fpsyg.2018.01563/full https://www.sciencedirect.com/science/article/pii/S0022399916300423 http://www.diva-portal.org/smash/record.jsf?pid=diva2%3A1065452&dswid=-4849
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Finally, Some Good News About Corals | SciShow News Finally, Some Good News About Corals | SciShow News
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Corals might have a fighting chance against bleaching, and fuzzy moths aren't just sporting their fur because it's adorable. Hosted by: Hank Green SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: Corals: https://genomebiology.biomedcentral.com/articles/10.1186/s13059-018-1552-8 http://www.pnas.org/content/115/20/5235.short https://www.scientificamerican.com/article/scientists-are-taking-extreme-steps-to-help-corals-survive/ https://www.sciencedirect.com/science/article/pii/S1687428513001118 Moths: https://www.eurekalert.org/emb_releases/2018-11/asoa-msb110118.php https://research-information.bristol.ac.uk/en/persons/thomas-r-neil(8ebdb0d9-f54a-4d32-b4f4-6c8325ce07da).html Images: https://commons.wikimedia.org/wiki/File:Colpophyllia_natans_(Boulder_Brain_Coral)_entire_colony.jpg https://commons.wikimedia.org/wiki/File:Hertshoon.jpg https://pixabay.com/en/moth-fur-coat-macro-portrait-3389449/ https://commons.wikimedia.org/wiki/File:Bat_echolocation.jpg https://commons.wikimedia.org/wiki/File:Moth_01_(MK).jpg https://commons.wikimedia.org/wiki/File:GrosPlanTetePaonNuit.jpg https://commons.wikimedia.org/wiki/File:Brain_Coral_(Platygyra_lamellina)_(8485542235).jpg
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That Time the US Government Poisoned Alcohol That Time the US Government Poisoned Alcohol
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The alcohol we drink is just one particular kind of alcohol: ethanol. The others can be a lot more dangerous, and in the 1920s, the US government made a really dangerous cocktail. Hosted by: Stefan Chin SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.theguardian.com/film/2012/aug/26/lawless-prohibition-gangsters-speakeasies https://lcb.wa.gov/publications/IndAlcoholinfosheet.pdf http://www.slate.com/articles/health_and_science/medical_examiner/2010/02/the_chemists_war.html https://www.snopes.com/fact-check/government-poison-10000-americans/ http://content.time.com/time/specials/packages/article/0,28804,1864521_1864524_1864626,00.html https://www.atlasobscura.com/articles/poison-alcohol-prohibition https://www.popularmechanics.com/home/how-to/a7569/how-distilling-works/ https://www.livescience.com/23305-bootleg-liquor-methanol.html https://toxnet.nlm.nih.gov/cgi-bin/sis/search/a?dbs+hsdb:@term+@DOCNO+1646 https://www.cdc.gov/niosh/ershdb/emergencyresponsecard_29750029.html https://pubchem.ncbi.nlm.nih.gov/compound/formic_acid#section=Top https://www.ncbi.nlm.nih.gov/pubmed/1665561 https://www.nytimes.com/1930/12/11/archives/new-denaturant-without-any-poison-found-for-alcohol-petroleum.html https://www.ecfr.gov/cgi-bin/text-idx?c=ecfr&sid=f7866313787bfcfb2b9cd25ba6af81b5&rgn=div5&view=text&node=27:1.0.1.1.17&idno=27#sp27.1.21.d ---------- Images: http://loc.gov/pictures/resource/ppmsc.03670/ http://www.loc.gov/pictures/item/91796661/ https://commons.wikimedia.org/wiki/File:Diagram_of_human_eye_without_labels.svg https://commons.wikimedia.org/wiki/File:Protein_ADH5_PDB_1m6h.png
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The Vine That 'Loves' Parasitic Wasps to Death The Vine That 'Loves' Parasitic Wasps to Death
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This vine loves sucking the life out of plants AND insects. Hosted by: Hank Green Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.cell.com/current-biology/fulltext/S0960-9822(18)30815-7 https://www.ctahr.hawaii.edu/oc/freepubs/pdf/PD-42.pdf https://link.springer.com/referenceworkentry/10.1007%2F978-1-4020-6359-6_1022 Images: https://www.eurekalert.org/multimedia/pub/178150.php?from=402953 https://www.eurekalert.org/multimedia/pub/178149.php?from=402953 https://www.eurekalert.org/multimedia/pub/178532.php?from=403359 https://www.eurekalert.org/multimedia/pub/178531.php?from=403359 https://www.eurekalert.org/multimedia/pub/178148.php?from=402953 https://www.flickr.com/photos/dinesh_valke/3441949934/in/photolist-6f9TNo-9FdU2j-9RSmpV-9ifVbk-dmuC94-aaCsjn-aaFeH3-9f12Rs-9eWTVZ-DkyGiN-9iiZGj-DLMwzi-DpNbec-CXDkbB-DsbDJB-DSQM9b-DsVRHu-DsTWSk-DshEed-i8cRs1-iZraQC-iZp7Tk-iZqmCF-pcs6Nx-iZsTu9-qVw6Az-qD4JX2-qTe2WN-Cqunmx-iZqngz-iZraqE-pcsdc4-oVdCDn-oVdJgK-raxspy-Bo569x-Bo4ZFP-qVgFz1-qKGKDq-paFYTQ-9RVgeb-Lcpm2m-LcpoXw-KpLhhJ-Lcpigb-qVgR8E-iZsTM3-C1fW3x-DAqJ22-Cq1eAE
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Will There Ever be a Cure for the Common Cold? Will There Ever be a Cure for the Common Cold?
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Medicine has made leaps and bounds in treating illnesses in the last century, but are they ever going to get around to curing the common cold? We might be closer than you think. Hosted by: Hank Green Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.frontiersin.org/articles/10.3389/fmicb.2015.00517/full https://www.theguardian.com/news/2017/oct/06/why-cant-we-cure-the-common-cold https://www.researchgate.net/profile/Ronald_Eccles/publication/7512788_Understanding_the_symptoms_of_the_common_cold_and_inf/links/5a57a788a6fdccf0ad199299/Understanding-the-symptoms-of-the-common-cold-and-inf.pdf?origin=publication_detail https://www.researchgate.net/profile/Asuncion_Mejias/publication/317790178_Rhinovirus_-_not_just_the_common_cold/links/59ada7aca6fdcce55a416971/Rhinovirus-not-just-the-common-cold.pdf?origin=publication_detail https://www.scientificamerican.com/article/how-do-antibiotics-kill-b/ http://journals.plos.org/plosone/article/file?id=10.1371/journal.pone.0022572&type=printable https://link.springer.com/content/pdf/10.1007%2Fs00705-015-2392-4.pdf http://www.pnas.org/content/110/10/E861.short https://www.nature.com/articles/s41467-016-0011-z https://www.healthline.com/health-news/are-we-closer-to-curing-the-common-cold#1 https://www.nature.com/articles/s41557-018-0039-2 http://jvi.asm.org/content/88/10/5217.full https://virologyj.biomedcentral.com/articles/10.1186/s12985-017-0805-6 https://labiotech.eu/medical/flu-vaccine-rsv-virionhealth/
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5 Unsolved Mysteries About Dinosaurs 5 Unsolved Mysteries About Dinosaurs
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We can learn a lot from dinosaur fossils, but figuring how they behaved is a real challenge. Hosted by: Hank Green Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://journals.plos.org/plosbiology/article?id=10.1371/journal.pbio.1000321 Spinosaurus https://www.thoughtco.com/why-did-spinosaurus-have-a-sail-1092007 https://www.cambridge.org/core/journals/geological-magazine/article/riddle-of-spinosaurus-aegyptiacus-dorsal-sail/B19941405E1791A97230BCF003017B7B/core-reader Stegosaurus https://zslpublications.onlinelibrary.wiley.com/doi/abs/10.1111/jzo.12035 https://blogs.scientificamerican.com/tetrapod-zoology/stegosaurs-and-the-species-recognition-hypothesis/ https://blogs.scientificamerican.com/tetrapod-zoology/the-stegosaurus-plate-controversy/ Therizinosaurs http://rspb.royalsocietypublishing.org/content/281/1785/20140497 http://www.ucmp.berkeley.edu/diapsids/saurischia/therizinosauroidea.html http://www.prehistoric-wildlife.com/species/t/therizinosaurus.html http://www4.ncsu.edu/~lezanno/Research_files/Zanno_2010_Therizinosaur_phylotax.pdf https://www.scientificamerican.com/article/herbivorous-theropod-dinosaurs-had-sharp-claws-too/ https://blogs.scientificamerican.com/tetrapod-zoology/fossils-we-want-to-find/ http://rspb.royalsocietypublishing.org/content/276/1672/3505 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3667168/ Velociraptor http://science.sciencemag.org/content/332/6030/705 http://science.sciencemag.org/content/334/6063/1641.2.full http://science.sciencemag.org/content/334/6063/1641.3.full http://blogs.discovermagazine.com/notrocketscience/2011/04/14/dinosaurs-around-the-clock-or-how-we-know-velociraptor-hunted-by-night/ https://www.newscientist.com/article/dn20382-first-evidence-that-some-dinosaurs-were-nocturnal/ https://www.smithsonianmag.com/science-nature/the-debate-over-dinosaur-sight-87825110/ https://journals.plos.org/plosbiology/article?id=10.1371/journal.pbio.1000321 Dino junk https://www.scientificamerican.com/article/how-did-dinosaurs-have-sex/ http://www.slate.com/articles/news_and_politics/explainer/2011/04/how_did_dinosaurs_have_sex.html https://www.smithsonianmag.com/science-nature/everything-you-wanted-to-know-about-dinosaur-sex-173015/ https://www.nationalgeographic.com/science/phenomena/2013/06/06/how-chickens-lost-their-penises-ducks-kept-theirs/ https://www.nationalgeographic.com/science/phenomena/2013/02/13/the-alligator-has-a-permanently-erect-bungee-penis/ Images: http://spinops.blogspot.com/ https://commons.wikimedia.org/wiki/File:Allosaurus_fragilis_moulage_MNHN_paleontologie_1.JPG https://commons.wikimedia.org/wiki/File:Spinosaurus_durbed.jpg https://commons.wikimedia.org/wiki/File:Spinoface.jpg https://commons.wikimedia.org/wiki/File:DimetrodonKnight.jpg https://commons.wikimedia.org/wiki/File:Spinosaurus_in_Japan_Expo.jpg https://commons.wikimedia.org/wiki/File:Istiophorus_platypterus.jpg https://commons.wikimedia.org/wiki/File:Spinosaurus_new_skull.jpg https://commons.wikimedia.org/wiki/File:Stegosaurus_ungulatus.jpg https://commons.wikimedia.org/wiki/File:Stegosaurus_dorsal_plate_-_Museum_of_the_Rockies_-_2013-07-08.jpg https://commons.wikimedia.org/wiki/File:Therizinosaurus_NT.jpg https://commons.wikimedia.org/wiki/File:Therizinosaurus_claw.jpg https://commons.wikimedia.org/wiki/File:Denti_di_carcharodontosaurus.jpg https://commons.wikimedia.org/wiki/File:Triceratops_T._horridus3.JPG https://commons.wikimedia.org/wiki/File:Velociraptor_Wyoming_Dinosaur_Center.jpg https://commons.wikimedia.org/wiki/File:OphthalmosaurusIcenius-NaturalHistoryMuseum-August23-08.jpg https://commons.wikimedia.org/wiki/File:Archaeopteryx_Philadelphia.jpg https://commons.wikimedia.org/wiki/File:Velociraptor_mount.jpg https://commons.wikimedia.org/wiki/File:LA-Triceratops_mount-2.jpg
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Why Does Sugar Make My Teeth Hurt? Why Does Sugar Make My Teeth Hurt?
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Picture this: you're gorging on leftover Halloween candy. You take a bite of a fun-size chocolate bar and instead of sugary goodness, you get a flash of blinding pain in your tooth! What's the deal? Hosted by: Stefan Chin Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.researchgate.net/profile/Richard_Cartwright3/publication/261755042_Dentinal_hypersensitivity_A_narrative_review/links/55f7317408aeba1d9ef46670/Dentinal-hypersensitivity-A-narrative-review.pdf https://link.springer.com/chapter/10.1007/978-4-431-55192-8_28
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Hurricane Walaka Erases Entire Hawaiian Island | SciShow News Hurricane Walaka Erases Entire Hawaiian Island | SciShow News
1 month ago En
Hurricane Walaka wiped out a small Hawaiian island, which could be devastating for some endangered animals, and new research says that we might be wrong about the origins of giant tortoises. Hosted by: Hank Green Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: Island: https://www.civilbeat.org/2018/10/this-remote-hawaiian-island-just-vanished/ https://motherboard.vice.com/en_us/article/evw337/hurricane-walaka-caused-remote-east-island-hawaii-to-disappear-sea-level https://www.nytimes.com/2018/10/25/us/hawaii-east-island-disappears-walaka.html?rref=collection%2Fsectioncollection%2Fscience https://nationalpost.com/news/world/hurricane-wipes-six-foot-high-east-island-from-the-face-of-the-planet http://www.westhawaiitoday.com/2018/10/04/hawaii-news/7-researchers-evacuated-from-papahanaumokuakea-as-storm-nears/ https://www.nhc.noaa.gov/aboutsshws.php http://www.turtles.org/hawgrnd.htm Tortoises: https://www.eurekalert.org/pub_releases/2018-10/mh-teh102318.php https://onlinelibrary.wiley.com/doi/abs/10.1111/cla.12227 ------ Images: https://en.wikipedia.org/wiki/File:French_Frigate_Shoals_map.png https://commons.wikimedia.org/wiki/File:Ffs_map_lrg.png https://en.wikipedia.org/wiki/File:French_frigateISS004-E-11926.PNG https://www.eurekalert.org/pub_releases/2018-10/nsfc-nsw100118.php https://commons.wikimedia.org/wiki/File:Walaka_2018-10-02_0054Z.jpg https://commons.wikimedia.org/wiki/File:East_Island,_Hawaii_before_and_after_Hurricane_Walaka.jpg https://flic.kr/p/TExh4u https://flic.kr/p/HGje3Y https://flic.kr/p/ptEGa4 https://www.flickr.com/photos/onms/26640823494/ https://www.flickr.com/photos/papahanaumokuakea/14974739203/ https://www.flickr.com/photos/papahanaumokuakea/15595944542/ https://commons.wikimedia.org/wiki/File:Tern_Island.JPG https://www.flickr.com/photos/dereksimeone/36836034845 https://www.eurekalert.org/pub_releases/2018-10/mh-teh102318.php https://www.istockphoto.com/photo/galapagos-giant-tortoise-turtle-galapagos-islands-ecuador-gm812444230-131433345 https://i.kinja-img.com/gawker-media/image/upload/bk2rqsluhfpozpkrz0ar.jpg
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How Being Obsessed with Health Can Make You Unhealthy How Being Obsessed with Health Can Make You Unhealthy
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Dieting and exercise can be good for you, but just because something’s healthy, that doesn't mean more is even healthier. Hosted by: Michael Aranda Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: Weight Fluctuation https://www.ncbi.nlm.nih.gov/pubmed/12664081 https://www.ncbi.nlm.nih.gov/pubmed/15635195 https://www.nature.com/articles/0803520 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4241770/ https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0129946 https://www.ncbi.nlm.nih.gov/pubmed/28319107 Nutrient Deficiency https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2905334/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3313629/ https://www.nature.com/articles/ejcn2017134?foxtrotcallback=true https://onlinelibrary.wiley.com/doi/full/10.1111/j.1467-3010.2011.01890.x https://www.mdpi.com/2072-6643/10/1/108/html https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4691673/ https://academic.oup.com/nutritionreviews/article-abstract/71/2/110/1940320 https://www.ahajournals.org/doi/abs/10.1161/hc4001.096152 https://www.sciencedirect.com/science/article/pii/0891584988900792 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5188422/ https://www.mdpi.com/2072-6643/6/6/2131/htm https://jamanetwork.com/journals/jamainternalmedicine/fullarticle/1710093?resultClick=1&utm_source=blog&utm_campaign=rc_blogpost https://www.cambridge.org/core/services/aop-cambridge-core/content/view/263822873377096A7BAC4F887D42A4CA/S0029665115004334a.pdf/div-class-title-the-long-term-health-of-vegetarians-and-vegans-div.pdf https://academic.oup.com/ajcn/article/70/3/586s/4715027 Excessive Exercise https://academic.oup.com/europace/article/11/1/11/489611 https://www.mayoclinicproceedings.org/article/S0025-6196(12)00473-9/abstract https://blogs.scientificamerican.com/observations/ultra-marathons-might-be-ultra-bad-for-your-heart/ www.onlinejacc.org/content/65/5/411 http://www.msma.org/uploads/6/2/5/3/62530417/goldilocks_zone_for_exercise_not_too_little_and_not_too_much_mar_apr_2018_momed.pdf https://ccforum.biomedcentral.com/articles/10.1186/cc2978 https://www.tandfonline.com/doi/abs/10.3810/PSM.2009.04.1685 https://www.sciencedirect.com/science/article/pii/S2095254615000605 Images: http://www.thinkstockphotos.com/image/stock-photo-weight/506877752 http://www.thinkstockphotos.com/image/stock-photo-thyroid-gland-inside-human-body-glowing-red/689278840 http://www.thinkstockphotos.com/image/stock-illustration-bathroom-weight-scale/655630268 http://www.thinkstockphotos.com/image/stock-photo-young-asian-fat-woman-workout/892625056 http://www.thinkstockphotos.com/image/stock-photo-portrait-of-a-mid-adult-man-jogging-in-a/stk327235rkn http://www.thinkstockphotos.com/image/stock-photo-sporty-people-practicing-with-weights/531695662 http://www.thinkstockphotos.com/image/stock-photo-no-pain-no-gain/929731648 http://www.thinkstockphotos.com/image/stock-photo-cook-bodybuilder/696368976
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How Encryption Keeps Your Data Safe How Encryption Keeps Your Data Safe
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Start protecting yourself on the web at https://NordVPN.com/SCISHOW or use code SCISHOW to save 75% off of a 3-year Virtual Private Network plan, plus 1 month free. Keeping our data safe and secure is necessary in today's world, but a lot of the encryption we depend on has been in development for thousands of years! Hosted by: Stefan Chin Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: http://book.itep.ru/depository/crypto/Cryptography_history.pdf https://www.sans.org/reading-room/whitepapers/vpns/history-encryption-730 http://cryptogramma.com/cryptogramma/How_it_works.html https://books.google.com/books?id=Zb2RBQAAQBAJ&lpg=PA14&ots=ycTpjodUS3&pg=PA14#v=onepage&f=false https://www.britannica.com/topic/transposition-cipher https://books.google.com/books?id=o3YbiVuTg70C&lpg=PP1&pg=PT29#v=onepage&q&f=false http://penelope.uchicago.edu/Thayer/E/Roman/Texts/Plutarch/Lives/Lysander*.html https://www.coursera.org/lecture/symmetric-crypto/product-cipher-d1DgA http://www.moserware.com/2009/09/stick-figure-guide-to-advanced.html https://www.youtube.com/watch?v=aH6h52aMGT8 https://dl.acm.org/citation.cfm?id=1824151 http://www.networkdls.com/Articles/tr-601.pdf ftp://ftp.rsasecurity.com/pub/pdfs/tr701.pdf https://link.springer.com/content/pdf/10.1007%2FBFb0040277.pdf http://cacr.uwaterloo.ca/hac/about/chap6.pdf https://www.youtube.com/watch?v=MsqqpO9R5Hc https://www.youtube.com/watch?v=GSIDS_lvRv4 https://www.digicert.com/TimeTravel/math.htm
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Do Zombies Float or Sink? Do Zombies Float or Sink?
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If you’re trying to figure out where to plan on sheltering during the zombie apocalypse, it’s essential to know whether zombies sink or float! Hosted by: Michael Aranda Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.astm.org/DIGITAL_LIBRARY/JOURNALS/FORENSIC/PAGES/JFS10628J.htm http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0077733 https://www.ncbi.nlm.nih.gov/pubmed/15170573 https://www.cbsd.org/cms/lib010/PA01916442/Centricity/Domain/2361/decomposition%20article.pdf http://www.bioone.org/doi/abs/10.1662/0002-7685(2006)68%5B402:RDAITS%5D2.0.CO;2
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Where Did Werewolf Myths Come From? Where Did Werewolf Myths Come From?
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Werewolves might not be real, but the myths about them could have come from real scientific phenomena, like a misunderstanding of certain illnesses. Hosted by: Michael Aranda Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.history.com/topics/history-of-the-werewolf-legend https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4090416/ http://blogs.discovermagazine.com/bodyhorrors/2013/07/11/the-bestial-virus-rabies/#.W4W3cy3My8U https://www.cdc.gov/rabies/index.html https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2600441/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4526284/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3113246/ https://www.ncbi.nlm.nih.gov/pubmed/6698556 https://www.ncbi.nlm.nih.gov/pubmed/7663516 https://www.livescience.com/14430-werewolf-disorder-gene-discovered-excess-hair.html https://neuro.psychiatryonline.org/doi/pdf/10.1176/appi.neuropsych.13030057 https://www.livescience.com/44875-werewolves-in-psychiatry.html Images: https://en.wikipedia.org/wiki/File:Lycaon_Transformed_into_a_Wolf_LACMA_M.71.76.9.jpg https://en.wikipedia.org/wiki/File:Werwolf.png https://commons.wikimedia.org/wiki/File:Werewolves_of_Ossory.png http://www.thinkstockphotos.com/image/stock-photo-slimy-dog/500804277 http://www.thinkstockphotos.com/image/stock-photo-sticker-wound-and-blood-from-a-bite-human/635823662 http://www.thinkstockphotos.com/image/stock-photo-wolfman/125141539 Thumbnail: https://commons.wikimedia.org/wiki/File:Jan_Cossiers_-_J%C3%BApiter_y_Lica%C3%B3n.jpg
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7 Ridiculous Feats of Strength in the Animal Kingdom 7 Ridiculous Feats of Strength in the Animal Kingdom
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You're probably already familiar with some of the more common examples of super strong animals, like the crocodile with its powerful bite or the leafcutter ant's impressive overhead carry. However, there are lots of lesser-known animals capable of amazing acts of strength. Thumbnail image credit: Wellcome Images Hosted by: Stefan Chin Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: Hero shrews: http://digitallibrary.amnh.org/handle/2246/1070 https://blogs.scientificamerican.com/running-ponies/new-species-thors-hero-shrew-will-back-itself-in-any-feat-of-strength/ https://www.cambridge.org/core/journals/journal-of-zoology/article/functional-and-biomechanical-modifications-of-the-spine-of-scutisorex-somereni-the-hero-shrew-spinal-musculature/9D839B9006E87DD1321C09220F2C4A48 http://rsbl.royalsocietypublishing.org/content/9/5/20130486.short https://www.cambridge.org/core/journals/journal-of-anatomy/article/mechanical-behaviour-of-a-novel-mammalian-intervertebral-joint/B682E7739A53CF862DA2A8B77AF27894 Clingfish: https://www.wired.com/2014/06/absurd-creature-of-the-week-clingfish/ http://jeb.biologists.org/content/217/14/2548.short http://www.nrcresearchpress.com/doi/abs/10.1139/z88-235#.W5vXVP5KjOQ https://www.jstor.org/stable/2423966?seq=1#page_scan_tab_contents http://scienceblogs.com/dotphysics/2010/03/24/pressure-demo-suction/ http://northwestwildlife.com/wp-content/uploads/2017/01/giant-Pacific-octopus.pdf https://academic.oup.com/icb/article/42/6/1146/698313 King Snakes: https://news.nationalgeographic.com/2017/03/snakes-constrictors-kill-predators-muscles/ http://jeb.biologists.org/content/220/6/1154 https://www.sciencedirect.com/science/article/pii/S0944200604000376?via%3Dihub Copepod: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2988260/ https://academic.oup.com/plankt/article/33/5/677/1482868 http://jeb.biologists.org/content/213/17/3019.short https://link.springer.com/article/10.1007/s002270050464 https://www.wired.com/2011/11/sport-science-looks-at-the-vertical-leap/ Secretary Bird: https://www.scientificamerican.com/video/secretary-bird-stomps-snakes-with-a-killer-kick/ https://www.sciencedirect.com/science/article/pii/S0960982215014839 Loggerhead Shrike: https://www.theatlantic.com/science/archive/2018/09/this-tiny-songbird-rolls-its-head-to-break-its-victims-neck/569341/ http://rsbl.royalsocietypublishing.org/content/14/9/20180321 Trapjaw Ants: http://www.pnas.org/content/103/34/12787 https://onlinelibrary.wiley.com/doi/abs/10.1046/j.1365-3032.1998.233081.x https://news.nationalgeographic.com/2015/05/150513-ants-animals-science-insects-trap-jaw/ https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0124871 https://link.springer.com/article/10.1007/s00114-008-0473-x http://jeb.biologists.org/content/209/18/3510.short http://downloads.hindawi.com/journals/psyche/1989/096595.pdf [PDF]
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Why Can Severe Pain Make You Vomit? Why Can Severe Pain Make You Vomit?
1 month ago En
Nausea and vomiting are common side effects of severe pain, but why do our bodies do this!? Hosted by: Michael Aranda Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3006663/ https://onlinelibrary.wiley.com/doi/abs/10.1002/ddrr.15 http://www.vivo.colostate.edu/hbooks/pathphys/digestion/basics/gi_nervous.html https://bjanaesthesia.org/article/S0007-0912(17)45957-5/pdf https://www.cvpharmacology.com/vasoconstrictor/alpha-agonist https://link.springer.com/content/pdf/10.1007/BF03005916.pdf https://www.ncbi.nlm.nih.gov/pubmed/2408477 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC385445/ https://now.aapmr.org/differential-diagnosis-and-treatment-of-visceral-pain-in-the-pelvis-and-abdomen/ https://www.sciencedirect.com/science/article/pii/S1090023314004201 http://oxfordmedicine.com/view/10.1093/med/9780198566342.001.0001/med-9780198566342-chapter-17 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3893663/ https://journals.lww.com/clinicalpain/Abstract/2002/09000/Does_Postoperative_Pain_Induce_Emesis_.7.aspx http://researchrepository.murdoch.edu.au/id/eprint/1998/1/painful_stimulation_of_the_temple.pdf https://academic.oup.com/bjaed/article/13/1/28/281153 https://onlinelibrary.wiley.com/doi/pdf/10.1002/psb.1591 Images: https://commons.wikimedia.org/wiki/File:Adrenaline_molecule_ball_from_xtal.png https://commons.wikimedia.org/wiki/File:Gray709.png
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Can a Burger Really Give You Nightmares? | SciShow News Can a Burger Really Give You Nightmares? | SciShow News
1 month ago En
Halloween is right around the corner and Burger King is celebrating this spooky time with the “nightmare-inducing” burger. But will it really give you nightmares? Hosted by: Hank Green Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: Sources: https://www.businesswire.com/news/home/20181017005208/en/BURGER-KING%C2%AE-Brand-Creates-Halloween-Sandwich-Clinically https://www.youtube.com/watch?v=ytoavrtkdBY http://neuro.hms.harvard.edu/harvard-mahoney-neuroscience-institute/brain-newsletter/and-brain-series/nightmares-and-brain https://www.sleep.org/articles/causes-nightmares/ https://www.health.harvard.edu/staying-healthy/do-people-really-get-nightmares-from-eating-late https://www.frontiersin.org/articles/10.3389/fpsyg.2015.00047/full https://www.sciencedirect.com/science/article/abs/pii/016787609290048G
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Why Do Some Doctors Still Use Bloodletting? Why Do Some Doctors Still Use Bloodletting?
1 month ago En
Has a doctor ever told you that you just have too much blood? Probably not, but there are a handful of conditions where being a little low might be good for you. Hosted by: Olivia Gordon Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.nationalgeographic.com/science/phenomena/2015/10/27/bloodletting-is-still-happening-despite-centuries-of-harm/ https://bmcmedicine.biomedcentral.com/articles/10.1186/1741-7015-10-54 http://www.nbcnews.com/id/5319129/ns/health-health_care/t/fda-approves-leeches-medical-devices/#.W32pq8knaUk https://www.bcmj.org/premise/history-bloodletting https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3934278/ http://www.rcpe.ac.uk/sites/default/files/thomas_0.pdf https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2732125/ https://www.ncbi.nlm.nih.gov/pubmed/18612130 https://www.ucsfhealth.org/education/hemoglobin_and_functions_of_iron/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2516548/ https://www.sciencedirect.com/science/article/pii/S1937644815000623?via%3Dihub http://www.pbs.org/wnet/nature/bloody-suckers-leech-therapy/11360/ https://www.ncbi.nlm.nih.gov/pubmed/8836013 https://www.niddk.nih.gov/health-information/liver-disease/viral-hepatitis/hepatitis-c https://www.ncbi.nlm.nih.gov/pubmedhealth/PMH0026097/ ------ Images: https://commons.wikimedia.org/wiki/File:12xx_Schale_mit_Aderlass-Szene_Iran_13._Jht._anagoria.JPG https://commons.wikimedia.org/wiki/File:Bronze_cupping_vessel,_Egypt,_300_BCE-300_CE_Wellcome_L0058045.jpg https://commons.wikimedia.org/wiki/File:Medicine_aryballos_Louvre_CA1989-2183.jpg https://commons.wikimedia.org/wiki/File:Blood_letting.jpg https://youtu.be/TZNVEfGjjNQ https://en.wikipedia.org/wiki/File:Horn_fleam.JPG https://wellcomecollection.org/works/tskck7ts?query=leeches&page=1 https://wellcomecollection.org/works/xz3ca22v?query=bleeding&page=1 https://wellcomecollection.org/works/jrktze3n?query=V0011195&page=1 https://www.istockphoto.com/vector/young-people-donates-blood-gm896337482-247534352 https://www.istockphoto.com/photo/red-blood-cells-in-vein-gm637422184-113717659 https://commons.wikimedia.org/wiki/File:1911_Sickle_Cells.jpg https://commons.wikimedia.org/wiki/File:Sickle_cells.jpg https://www.istockphoto.com/vector/abstract-background-with-blood-bag-gm646501406-117252717 https://www.istockphoto.com/photo/hirudotherapy-medical-leeches-gm635767330-112393283
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Why Do Batteries Taste Sour? Why Do Batteries Taste Sour?
1 month ago En
If you put your tongue on a 9-volt battery it might taste sour, kind of like lemonade, but why does that shock have a flavor? Hosted by: Olivia Gordon Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: http://www.pnas.org/content/107/51/21955 https://link.springer.com/chapter/10.1007/978-3-642-65245-5_10 https://en.wikipedia.org/wiki/Electrolysis_of_water https://dl.acm.org/citation.cfm?id=1959860 http://personal.psu.edu/staff/m/b/mbt102/bisci4online/chemistry/chemistry4.htm https://www.researchgate.net/profile/Gajan_Suthokumar/publication/286365474_Digital_flavor_interface/links/5b2bd2430f7e9b0df5ba17bf/Digital-flavor-interface.pdf https://www.researchgate.net/publication/289586097_Virtual_ingredients_for_food_and_beverages_to_create_immersive_taste_experiences https://www.computer.org/csdl/proceedings/iswc/2012/4697/00/06246147.pdf https://www.jstor.org/stable/pdf/1417296.pdf?loggedin=true https://physoc.onlinelibrary.wiley.com/doi/pdf/10.1113/expphysiol.1925.sp000366 https://jnnp.bmj.com/content/jnnp/50/1/12.full.pdf Images: http://www.thinkstockphotos.com/image/stock-illustration-lithium-batteries-set/900920790 http://www.thinkstockphotos.com/image/stock-illustration-vector-set-of-battery-icons-different/941394596 http://www.thinkstockphotos.com/image/stock-illustration-list-of-battery-types/637784542 http://www.thinkstockphotos.com/image/stock-photo-angry-couple-disturbed-by-a-trumpet-musician/500537657
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Should You Really 'Feed a Cold, Starve a Fever'? Should You Really 'Feed a Cold, Starve a Fever'?
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Old adages can be pretty hit or miss—especially when it comes to medical advice—but it turns out there may actually be some truth to the saying, "feed a cold, starve a fever." Hosted by: Stefan Chin Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://archive.org/stream/hippocrates04hippuoft/hippocrates04hippuoft_djvu.txt https://books.google.com/books?id=WGICAAAAYAAJ&pg=RA2-PA180&dq=%22feed+a+cold,+starve+a+fever%22&hl=en#v=onepage&q=%22feed%20a%20cold%2C%20starve%20a%20fever%22&f=false https://www.jstor.org/stable/44440725?seq=1#page_scan_tab_contents https://www.sciencedirect.com/science/article/pii/S0195666397901161 https://link.springer.com/chapter/10.1007/0-306-48643-1_13 https://www.sciencedirect.com/science/article/pii/S0306987704005559 https://www.sciencedirect.com/science/article/pii/S0163445303002068 https://www.sciencedirect.com/science/article/pii/S0003347209004631 https://cmr.asm.org/content/26/1/135.full https://theconversation.com/feed-a-virus-but-starve-bacteria-when-youre-sick-it-may-really-matter-65784 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC528365/pdf/pnas00715-0006.pdf https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2266987/ https://www.ncbi.nlm.nih.gov/pubmed/19567383 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4102383/ https://www.cell.com/cell/fulltext/S0092-8674(16)30972-2?_returnURL=https%3A%2F%2Flinkinghub.elsevier.com%2Fretrieve%2Fpii%2FS0092867416309722%3Fshowall%3Dtrue https://cvi.asm.org/content/9/1/182 https://www.ncbi.nlm.nih.gov/books/NBK10762/ https://www.ncbi.nlm.nih.gov/books/NBK10752/
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6 Home Remedies Actually Supported by Science 6 Home Remedies Actually Supported by Science
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In the comments of our episode debunking six popular home remedies, a lot of you asked us if there are any that do work. Well, here’s the answer! Hosted by: Hank Green Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: Prunes for Constipation https://www.ncbi.nlm.nih.gov/pubmed/21323688 https://onlinelibrary.wiley.com/doi/full/10.1111/j.1365-2036.2011.04719.x Oatmeal for Dry Skin https://www.ncbi.nlm.nih.gov/pubmed/25607907 http://www.ijdvl.com/article.asp?issn=0378-6323;year=2012;volume=78;issue=2;spage=142;epage=145;aulast=Pazyar#ft2 https://www.ncbi.nlm.nih.gov/pubmed/17373175 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3508548/ https://europepmc.org/abstract/med/25607907 Ginger for Morning Sickness https://europepmc.org/abstract/med/14649969 https://nutritionj.biomedcentral.com/articles/10.1186/1475-2891-13-20 http://www.thaiscience.info/Journals/Article/JMAT/10402217.pdf https://journals.lww.com/greenjournal/Abstract/2005/04000/Effectiveness_and_Safety_of_Ginger_in_the.27.aspx https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4818021/ Garlic for athlete’s foot https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4103721/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4211483/#!po=3.33333 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3367977/ https://www.ncbi.nlm.nih.gov/pubmed/21128712 https://www.ncbi.nlm.nih.gov/pubmed/11050588 http://www.bashaar.org.il/files/6130.pdf Soy for Hot Flashes https://journals.lww.com/menopausejournal/Abstract/2012/07000/Extracted_or_synthesized_soybean_isoflavones.11.aspx https://www.sciencedirect.com/science/article/pii/S0025619611618119 https://www.medscape.com/viewarticle/822488_2 https://jamanetwork.com/journals/jama/fullarticle/195120 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4386944/ Lemongrass Oil for Cold Sores https://www.sciencedirect.com/science/article/pii/S094471131400035X https://onlinelibrary.wiley.com/doi/epdf/10.1111/j.1348-0421.2003.tb03431.x https://www.sciencedirect.com/science/article/pii/S1875536415300236 https://www.sciencedirect.com/science/article/pii/S0944711307002206 https://pdfs.semanticscholar.org/5f71/82e616a8ce94d2f6217a373574d4c51d0582.pdf https://www.hindawi.com/journals/ecam/2011/253643/?__hstc=3584879.1bb630f9cde2cb5f07430159d50a3c91.1523145601920.1523145601921.1523145601922.1&__hssc=3584879.1.1523145601923&__hsfp=1773666937 https://cdn.neoscriber.org/cdn/dl/48341150-508e-11e7-873f-839105b5dc97 (PDF)
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Meet the Oilbird: A Bird that Thinks it's a Bat Meet the Oilbird: A Bird that Thinks it's a Bat
1 month ago En
Skillshare is offering SciShow viewers two months of unlimited access to Skillshare for free! https://skl.sh/scishow16 In South America, there’s a flying animal that lives in colonies in caves, emerges at night in search for food, and navigates using echolocation... And it isn't a bat. Hosted by: Hank Green Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.audubon.org/news/the-oilbird https://www.newscientist.com/article/dn18500-zoologger-the-troglodyte-bat-bird-of-south-america/ https://www.birdnote.org/show/oilbirds-lightless-life https://neotropical.birds.cornell.edu/Species-Account/nb/p_p_spp/overview?p_p_spp=223931 https://www.ncbi.nlm.nih.gov/pubmed/14740100 https://www.ncbi.nlm.nih.gov/pubmed/1427131 ------- Images: https://www.istockphoto.com/vector/bat-icon-silhouette-gm859149322-141822199 https://www.flickr.com/photos/kiskadee_3/38507564850/in/photolist-dK8jJ6-nyirTm-dwWNnQ-GhQwim-21EMkrU-pycQMY-ngKMNQ-e78YPv-24mEuS7-e78YGZ-e7eBXf-24mEDEN-e7eBL7 https://commons.wikimedia.org/wiki/File:P1010532mod.jpg https://commons.wikimedia.org/wiki/File:Oilbird_(17370415445).jpg https://commons.wikimedia.org/wiki/File:Oilbird_2015-06-06_(3)_(40271604122).jpg https://commons.wikimedia.org/wiki/File:Oilpalmmagdalenacolombia-2.jpg https://commons.wikimedia.org/wiki/File:P1010538mod.jpg
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How Researchers Made Mice Pups from Two Moms and Two Dads | SciShow News How Researchers Made Mice Pups from Two Moms and Two Dads | SciShow News
1 month ago En
Skillshare is offering SciShow viewers two months of unlimited access to Skillshare for free! https://skl.sh/scishow16 This week in news: Scientist successfully breed mice using same-sex parents and some very clever genetic engineering. Hosted by: Hank Green Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: Primary article https://www.sciencedirect.com/science/article/pii/S1934590918304417?via%3Dihub https://www.sciencedaily.com/releases/2018/10/181011143115.htm 2 Routes for making human ESCs (2016) https://www.nature.com/articles/cr201659 Genomic Imprinting https://ghr.nlm.nih.gov/primer/inheritance/updimprinting http://mcb.berkeley.edu/courses/mcb142/lecture%20topics/Amacher/LECTURE_13_Imprinting_F08.pdf Human haploid stem cells https://stemcellres.biomedcentral.com/articles/10.1186/s13287-017-0657-4 https://www.sciencedaily.com/releases/2017/06/170628131826.htm Preventing haploid ESCs from becoming diploids (2018) http://www.jbc.org/content/early/2018/02/15/jbc.RA118.002029.full.pdf Bimaternal mice longevity (2009) https://www.sciencedaily.com/releases/2009/12/091201192105.htm
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Extreme Engineering to Create the World's Stillest Rooms Extreme Engineering to Create the World's Stillest Rooms
1 month ago En
Skillshare is offering SciShow viewers two months of unlimited access to Skillshare for free! https://skl.sh/scishow16 There are labs so silent that most people can't stand being inside them, but that stillness lets us run some of our most sensitive experiments. Hosted by: Olivia Gordon Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://arstechnica.com/science/2015/07/inside-the-quietest-room-in-the-world/ https://www.theregister.co.uk/2013/12/02/ibm_noise_free_labs/ https://www.businessinsider.com/microsoft-quietest-room-in-the-world-2015-10 http://www.guinnessworldrecords.com/news/2015/10/microsoft-lab-sets-new-record-for-the-worlds-quietest-place-399444 https://www.bell-labs.com/anechoic-chamber/ http://www.bbc.com/future/story/20170526-inside-the-quietest-place-on-earth https://www.techmfg.com/learning/technicalbackgroundindex/activevibrationisolationsystems https://www.youtube.com/watch?v=Cyqc_4ixV80 https://www.vice.com/en_us/article/gy55z9/i-locked-myself-in-a-soundproof-room-and-almost-lost-my-mind https://www.technologyreview.com/s/410392/ibms-noise-free-nano-lab/ http://pubs.rsc.org/en/content/articlelanding/2013/nr/c3nr03373b/unauth https://www.minusk.com/content/applications_vibration_isolation_systems/analytical-balance-tables-platforms-vibration-isolation.html https://www.ligo.caltech.edu/page/vibration-isolation https://news.microsoft.com/stories/building87/audio-lab.php https://www.ptb.de/cms/en/ptb/institutes-at-ptb/geraetezentrum-8-2.html
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