SciShow

Around 1917, an unknown illness dubbed “sleeping sickness” caused people to suffer severe sleepiness and delirium. Some even became paralyzed for decades until a temporary cure was discovered in the 1960s. The story of this illness is tragic but offered new insight into how our brains function. Hosted by: Brit Garner ———- Support SciShow by
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Have you ever doubted yourself and felt like you don’t deserve your job or that college acceptance letter? Well, you’re not alone! Hosted by: Brit Garner ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Dooblydoo thanks go to the following Patreon supporters—we couldn’t make SciShow without them! Shout out to Kevin Bealer,
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Do you give ancient Egypt credit for the domestication of cats? That’s what many people think! But, with some new evidence, it seems that cats became our cuddly counterparts a little further east and because of an emerging pest problem. Hosted by: Hank Green ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———-
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Depression is a common disorder, and though it might seem like we’ve got it figured out, what it is and how to treat it is actually way more complicated than we think. Hosted by: Hank Green ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow SciShow has a spinoff podcast! It’s called SciShow Tangents.
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If you take a look at a map of Scotland, you’ll notice an eerily straight line running through the highlands, this is the Great Glen Fault the product of half a billion years of time and geology. Hosted by: Stefan Chin SciShow has a spinoff podcast! It’s called SciShow Tangents. Check it out at http://www.scishowtangents.org
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We all struggle with clutter, but something quite distinct might be happening in the brains of those who have the hoarding disorder. Hosted by: Hank Green ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Dooblydoo thanks go to the following Patreon supporters: Lazarus G, Kelly Landrum Jones, Sam Lutfi, Kevin Knupp, Nicholas
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If you found the whiteish-yellowish lump on your throat, that might be a tonsil stone. But where does the lump come from? Why do you have it? Hosted by: Michael Aranda Want more SciShow in person? We’ll be at NerdCon: Nerdfighteria in Boston on February 25th and 26th! For more information, go to http://www.nerdconnerdfighteria.com/ ———-
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Have you ever seen a kid talk to her friends in English, but to her mom in Spanish? Learning a second language can be really hard for adults, so how do bilingual babies learn two at the same time? but how the bilingual babies learning two languages? Hosted by: Brit Garner ———- Support SciShow by
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Interpersonal relationships are important to humans, but there are also times when these relationships can be unhealthy. Hosted by: Brit Garner ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Dooblydoo thanks go to the following Patreon supporters: Kelly Landrum Jones, Sam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان
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The weak force has been causing trouble for a century, ruining everything physicists thought was true. But it might actually be responsible for your very existence. 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
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Restaurants have a whole bucket-load of tricks up their sleeves to get you to spend more money. Hosted by: Hank Green ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Dooblydoo thanks go to the following Patreon supporters: Sam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden,
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Some people don’t have or use visual imagination, or the “mind’s eye.” Many with this condition, called aphantasia, might not even realize that they’re experiencing the world differently, but this difference offers a new window into how the brain processes imagination, emotion, and even memory. Bizarre Beasts Channel: https://www.youtube.com/bizarrebeasts Bizarre Beasts Pin Club: http://bizarrebeastsshow.com/ Hosted
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When you burn fat, where does it go? Many people, even some doctors, think it’s just “burned up.” But that’s not possible! Find out where your fat really goes! Hosted by: Michael Aranda ———- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold
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Everybody has their own preferences for ideal romantic partners. But what affects you when you decide your “type,” and do those types even matter? Hosted by: Hank Green ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow SciShow has a spinoff podcast! It’s called SciShow Tangents. Check it out at https://www.scishowtangents.org ———- Dooblydoo thanks
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Electronic music is older than you may think. Enter the theremin – a device that turns your body into part of a capacitor, and allows you to play music without even touching an instrument! Special thanks to Jay Bruns of nojayart.com for lending us his theremin, and Mike Emmons for setting up our meeting. Hosted
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Depression is not just feeling hopeless or apathetic, there are lots more symptoms that we aren’t familiar with. Hosted by: Hank Green ———- 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, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky
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Royal jelly! For bees, it’s what makes all the difference between a queen and a worker. Hosted by: Hank Green ———- Dooblydoo thanks go to the following Patreon supporters — we couldn’t make SciShow without them! Shout out to Justin Ove, Justin Lentz, David Campos, John Szymakowski, Peso255, Jeremy Peng, Avi Yaschin, and Fatima Iqbal.
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It seems like stimulants and hyperactivity shouldn’t mix, so why are they so often prescribed to treat ADHD? Hosted by: Hank Green ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Dooblydoo thanks go to the following Patreon supporters: Lazarus G, Kelly Landrum Jones, Sam Lutfi, Kevin Knupp, Nicholas Smith, D.A. Noe, alexander
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It may not look like it sitting in that cute bear bottle, but honey is a supercharged bacteria-killing powerhouse! Learn more about hydrogen peroxide: https://www.youtube.com/watch?v=vVSC79nxCvI Hosted by: Hank Green ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Dooblydoo thanks go to the following Patreon supporters — we couldn’t make SciShow without them!
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Do you ever think of what could cause the next big extinction? How about a super massive tropical storm that sweeps over continents? Hey, it could happen! Check out this SciShow Dose to see how a hypercane would be possible. Hosted by: Hank Green ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———-
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You know what’s weird? Babies. They cry but don’t produce tears; they can crawl before they can … crawl. And they have MORE BONES THAN YOU! Learn more about these and other odd truths about newborn miniature humans. — Like SciShow? Want to help support us, and also get things to put on your walls,
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The famous symptomless carrier of Typhoid Fever, Mary Mallon, never felt the effects of the fever, but never recovered from a medical system that didn’t know how to treat a carrier of the disease. Hosted by: Michael Aranda ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Dooblydoo thanks go to the following
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Go to http://Brilliant.org/SciShow to try their Chemical Reactions course. Sign up now and get 20% off an annual Premium subscription. Chitons are constantly scraping their teeth on rocks to eat the algae off of them, but that means their teeth need to be pretty tough. And it turns out one species’s teeth are the hardest,
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Have you ever forgotten why you walked into a room? Turns out it’s just your brain doing its job. Hosted by: Brit Garner ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Dooblydoo thanks go to the following Patreon supporters—we couldn’t make SciShow without them! Shout out to Kevin Bealer, Mark Terrio-Cameron, KatieMarie
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Let’s face it: Humans are pretty messy. Industrial processes like mining and manufacturing are important parts of keeping civilization going, but they all impact the environment. Sometimes that impact is particularly big and messy, leaving behind hazardous waste that can take years or even decades to clean up. Hosted by: Hank Green ———- Dooblydoo thanks
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Some emotions can feel so similar that you might mix them up and pick the wrong emotion. Hosted by: Brit Garner ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Dooblydoo thanks go to the following Patreon supporters: Kelly Landrum Jones, Sam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان
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The beach is nice, but why does spending time out in the sun leave us feeling so exhausted? Hosted by: Hank Green SciShow is on TikTok! Check us out at https://www.tiktok.com/@scishow ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Huge thanks go to the following Patreon supporters for helping us keep SciShow
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Alzheimer’s isn’t contagious — at least, in the sense that you can’t catch it from being around somebody who has it. But, it turns out, it is transmissible, just not directly. Hosted by: Michael Aranda ———- Dooblydoo thanks go to the following Patreon supporters — we couldn’t make SciShow without them! Shout out to Justin
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It’s amazing how professional baseball players can throw very fast curveballs, but do you know how do curveballs change direction in midair? Hosted by: Stefan Chin ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Dooblydoo thanks go to the following Patreon supporters—we couldn’t make SciShow without them! Shout out to Kevin, Bealer,
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There are a lot of nuclear weapons on Earth, so many that we often say it’s enough to “destroy the world several times over.” But could we? Well, that depends on what you mean. Also…no matter what you mean, probably not. The Earth is pretty sturdy and people are pretty good at surviving and even
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How can we transplant animal tissue into humans? And will we ever be able to grow customized organs? SciShow explains! Hosted by: Hank Green Written by: Alexa Billow ———- Dooblydoo thanks go to the following Patreon supporters — we couldn’t make SciShow without them! Shout out to Justin Lentz, John Szymakowski, Ruben Galvao, and Peso255.
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Nuclear weapons are the most destructive things we’ve ever created, but it turns out there’s a way to make them even deadlier… Hosted by: Stefan Chin ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Dooblydoo thanks go to the following Patreon supporters: Kelly Landrum Jones, Sam Lutfi, Kevin Knupp, Nicholas Smith, D.A.
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A lot of humans need or want braces to fix their crooked teeth, but why do you never see a dog walking down the street with headgear? Our ancient ancestors and mac and cheese may be to blame! *Correction: Even though hyraxes look similar to rodents, they’re actually in the order Hyracoidea, not Rodentia! They’re
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You may have experienced this before: When you repeat the same word over and over and over and over and over and over and over and over and over and over and over and over, the words suddenly sound foreign and lose all meaning, but why? Hosted by: Brit Garner ———- Support SciShow by becoming
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The internet uses a lot of energy! But people have come up with ways to make it more efficient. This episode was produced in collaboration with and sponsored by Emerson. http://www.emerson.com/ilovestem Hosted by: Hank Green SciShow has a spinoff podcast! It’s called SciShow Tangents. Check it out at http://www.scishowtangents.org ———- Dooblydoo thanks go to the
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Hank pays tribute to Carl Sagan, noting his accomplishment as an astronomer and his contributions to culture — both pop and otherwise — as one of the great popularizers of science. Happy Carl Sagan Day! ———– Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso
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Most of us are hoping that any nuclear threats are just empty threats, and getting at the facts about ICBMs can be difficult. But what would actually happen if someone launched a nuclear weapon? We’re conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Michael Aranda ———-
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Hundreds of ant species have been farming for tens of millions of years. Hosted by: Hank Green ———- Dooblydoo thanks go to the following Patreon supporters — we couldn’t make SciShow without them! Shout out to Justin Ove, John Szymakowski, Fatima Iqbal, Justin Lentz, David Campos, and Chris Peters. ———- Like SciShow? Want to help
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We all have some displeasing memories from the past that still make our blood boil. Why are those grudges so hard to let go of? Hosted by: Anthony Brown ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow SciShow has a spinoff podcast! It’s called SciShow Tangents. Check it out at https://www.scishowtangents.org ———- Huge
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This episode is brought to you by the song Like This — Patrick Olsen’s new single. It’s available now on all streaming services.https://streamlink.to/like-this Tiny creatures called rotifers seem to have no problem continuing their lives after waking from a refreshing 24,000-year nap. And DNA samples from goats that lived 30,000 years ago tell us a
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Fireflies, crustaceans, jellyfish — lots of living things glow, and they do it for all kinds of reasons, some of which we haven’t even discovered yet. Hosted by: Hank Green ———- Dooblydoo thanks go to the following Patreon supporters — we couldn’t make SciShow without them! Shout out to Justin Ove, Justin Lentz, David Campos,
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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
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Empathy is important for understanding the feelings and problems of other, but when do we develop it? Hosted by: Hank Green ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Dooblydoo thanks go to the following Patreon supporters: Kelly Landrum Jones, Sam Lutfi, Kevin Knupp, Nicholas Smith, D.A. Noe, alexander wadsworth, سلط الخليفي,
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People have been using silkworm silk to make stuff for thousands of years, but spider silk could potentially be even more useful. It’s stronger than steel, super stretchy, and could be made into anything from bridge cables to biodegradable water bottles… if only we could figure out how to cultivate it. Hosted by: Hank Green
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