Channel Videos from SciShow

Kids, Kawasaki Disease, and COVID-19: What Parents Should Know
64,319 views - 06/01/20
While children are only a small minority of those who test positive for COVID-19, we’re starting to see evidence of a rare, but serious,...
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4 Algorithms We Borrowed from Nature
120,003 views - 05/31/20
We use algorithms every day for things like image searches, predictive text, and securing sensitive data. Algorithms show up all over...
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Active Volcanoes: The Perfect Egg Incubators
96,238 views - 05/30/20
SciShow is supported by Brilliant.org. Go to https://Brilliant.org/SciShow to get 20% off of an annual Premium subscription. You...
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How a Century-Old Procedure Could Help Us Fight COVID-19
88,353 views - 05/29/20
Some potentially good news on the COVID-19 treatment front: Thanks to a technique that’s more than a century old, recovered COVID-19...
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The Little Lobster That Reveals Climate
87,669 views - 05/28/20
Thanks again to the Monterey Bay Aquarium for partnering with us on this episode of SciShow. The Aquarium’s mission is to inspire...
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How to Make a COVID-19 Vaccine
88,408 views - 05/27/20
One year to eighteen months might seem like a while to wait for a COVID-19 vaccine, but there's a good reason finding and approving a...
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The Plant That Grows Perches for Birds
87,272 views - 05/26/20
The rat's tail plant, or Babiana ringens earns its name for the distinct stem that grows above its flowers. But what's the purpose of...
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Fighting COVID-19 With... Llamas?!
170,593 views - 05/26/20
Scientists have been researching whether or not antibodies from COVID-19 patients might help those infected with the virus, and one study...
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5 Inventions Showing Us the Future of Solar Energy
215,738 views - 05/24/20
When you imagine the energy of the future, solar power is probably in the picture – but in recent years, less than 2% of the world’s...
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Why Killer Whales Migrate (It's Not Why You Think)
109,489 views - 05/23/20
Killer whales migrate thousands of kilometers across oceans, because it's good for their skin? Hosted by: Hank Green SciShow has a...
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From Showers to Sleep: Science Hacks for Your Everyday Life
240,044 views - 05/21/20
From calories to sleep, there always seems to be something we're not doing right. Luckily scientists have looked into this and come up...
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Will COVID-19 Go Away in the Summer?
321,843 views - 05/20/20
SciShow is supported by Brilliant.org. Go to https://Brilliant.org/SciShow to get 20% off of an annual Premium subscription. COVID-19...
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How Sea Butterflies Fly in Water
100,900 views - 05/19/20
Check out Nature: Spy in the Wild 2 on PBS (http://pbs.org/spyinthewild) to follow more than 50 animatronic spy creatures as they go...
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Hydrogen: The Savior of the Shipping Industry
199,381 views - 05/18/20
To learn more about the fight to stop climate change go to https://gatesnot.es/3dkhdhH. Thanks to Bill Gates and Breakthrough Energy for...
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We Can't Live Without You | Synanthropic Animals
162,461 views - 05/17/20
From the spider in the corner of your house, to the moths in your attic, synanthropic species don't just live among us, they literally...
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Meet the Jellybots: Ocean-Exploring Biohybrid Robots
127,165 views - 05/16/20
As far-fetched and futuristic as it might sound, researchers are working on turning jellyfish into ocean-exploring robots. Hosted by:...
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There Probably Aren't Different Strains of SARS-CoV-2 (Yet)
185,278 views - 05/15/20
Scientists are closely watching SARS-CoV-2 to track mutations and see if it's developed into different strains. So, has it? COVID-19...
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What Will the World Look Like, 2°C Warmer?
253,996 views - 05/14/20
A world only 2°C warmer, or 3.6°F, would be one that is much different than the world we live in today, but what does that actually look...
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3 Ways You Can Join the Citizen Scientists Fighting COVID-19
81,368 views - 05/14/20
Go to http://Brilliant.org/SciShow to try their Statistics Fundamentals course. The first 200 subscribers get 20% off an annual Premium...
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What Does Carbonated Water Do to Your Body?
354,081 views - 05/12/20
Go to http://Brilliant.org/SciShow to try out Brilliant’s Daily Challenges. The first 200 subscribers get 20% off an annual Premium...
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Cement: A Really Hard Problem
280,529 views - 05/11/20
To learn more about the fight to stop climate change go to https://gatesnot.es/2SUfgkv. Thanks to Bill Gates and Breakthrough Energy for...
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5 Clues to Earth's Climate History
101,750 views - 05/11/20
As Earth’s climate changes, one of the hardest things to figure out is exactly how the planet will change in response. And while we can’t...
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Does Hand Sanitizer Create Superbugs?
192,206 views - 05/09/20
Alcohol-based hand sanitizers are an effective way to kill a myriad of potentially harmful microbes. But is there a risk of germs...
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We May Have a COVID Vaccine in 2021, But Not Without Taking Risks
216,804 views - 05/08/20
Go to https://Brilliant.org/SciShow to try their Calculus in a Nutshell course. The first 200 subscribers get 20% off an annual Premium...
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From Old-School Gardening to the Future of Food
301,576 views - 05/07/20
From the starter plants in your window to giant agriculture, there's a lot of science to cover before dinner. Hosted by: Michael Aranda...
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Why It's Good for COVID-19 Models to Be Wrong
151,937 views - 05/06/20
As we react to the predictions that epidemiological models make, changing the ways we act and go about our lives, those estimates can...
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Brittle Stars Could Teach Robots To See With Their Skin
96,351 views - 05/06/20
Go to http://Brilliant.org/SciShow to try their Algorithm Fundamentals course. The first 200 subscribers get 20% off an annual Premium...
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We May Have Solved Our Burping Cows Problem
155,124 views - 05/04/20
When a bunch of cows burp they can exhale a lot of methane that affects the global warming problem. Researchers are working on finding...
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Robot Surgeons and 4 Other Medical Advances That Sound Like Sci-Fi
149,702 views - 05/03/20
Modern medicine is wonderful, but even in a world where open-heart surgery and brain-scanning headsets sound almost mundane, some medical...
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The Really Important Reason Your Lungs Have Taste Receptors
179,173 views - 05/02/20
Scientists believe that your taste receptors are meant for taste, but how do they explain the taste receptors on your lungs? Hosted by:...
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Why Is This Virus So Contagious?
273,770 views - 05/01/20
SARS-CoV-2 is super contagious, and researchers don’t yet know all the reasons why. But by comparing this new virus to the similar one...
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Megatsunamis: World's Biggest Wave
357,927 views - 04/30/20
Megatsunamis are not only much larger than your average tsunami, they also form under different conditions. Good news: they're extremely...
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How Science Is Trying to Understand Consciousness
316,121 views - 04/29/20
Thanks to LastPass for sponsoring a portion of this video. Click here to start using LastPass:...
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Why Do Fetuses Kick So Much?
111,113 views - 04/29/20
The feeling of a kicking fetus is perhaps one of the more fun parts of having a baby, but these movements serve a purpose well beyond...
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Does Getting COVID-19 Make You Immune to It? | SciShow News
518,680 views - 04/27/20
Like a common cold or a cold sore, would it be possible to get a reinfection of COVID-19? Would we be able to build up long-term...
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Crabs, Cockroaches, and 3 Other Pollinators That Aren't Bees
151,089 views - 04/26/20
Bees aren’t the only pollinators out there. Some of the other, more surprising pollinators aren't just unconventional, they give us...
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The Strange Blind Fish of the Lower Congo River
147,682 views - 04/25/20
The lower Congo River is treacherous, turbulent, and very deep. While that might seem like an inhospitable habitat, hundreds of species...
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Why Don't We Have Better and Faster COVID-19 Tests? | SciShow News
232,488 views - 04/24/20
The next wave of COVID tests take advantage of some really cool molecular biology. They can be run by hospitals and doctors on-site, and...
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What If the Large Hadron Collider Made a Black Hole?
662,980 views - 04/23/20
Making a black hole in a particle accelerator sounds… a bit dangerous, to say the least, but scientists think that it could be possible!...
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3 Unexpected Effects of Plastic Pollution
205,001 views - 04/22/20
You probably already knew that plastic can be bad, but scientists have taken a closer look, and found out it can be bad in surprising...
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The Little Apple of Death
383,912 views - 04/21/20
If you find some trees with little apple-like fruits by the ocean, beware! It might be a Manchineel, the world's most dangerous tree....
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How Extreme Microbes Are Helping Us Test for COVID-19
126,720 views - 04/20/20
Microbes that live in extreme environments, like geysers and hydrothermal vents, are able to survive in extreme temperatures. Scientists...
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5 Ecosystems Thriving in the Least Likely Places
248,646 views - 04/19/20
Around the world, living things have managed to build truly extraordinary ecosystems in some of the last places you would think to look....
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How Cold Can Earth Get?
194,154 views - 04/18/20
These days it seems almost trivial to cool atoms down to near absolute zero temperatures in a lab, but what is the lowest possible...
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Our Best Bets for Treating COVID-19
329,662 views - 04/17/20
About a combination of chloroquine and hydroxychloroquine: https://www.youtube.com/watch?v=va6j4JITJoE our COVID-19 playlist:...
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The Most Incredible Octopus You’ve Never Heard of: The Blanket Octopus
395,779 views - 04/16/20
All octopuses start out as teeny, tiny plankton, and most grow up to settle down on the seafloor. The blanket octopus, however, never...
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Why Gooey Creatures Might Outlast Us All
161,602 views - 04/15/20
Although gelatinous animals might seem like simple creatures, they'll probably outlast the rest of us, because being gelatinous might...
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The Delightful Mutation Behind Siamese Cats
456,827 views - 04/14/20
It's easy to assume a cat's coat pattern is based exclusively on genetics, but that isn't entirely the case for Siamese cats. Their...
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Why the New Face Mask Recommendations? | SciShow News
372,396 views - 04/13/20
On April 3rd, the U.S. Centers for Disease Control and Prevention started recommending that people wear a mask over their face when they...
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4 Ways Humans Are Still Evolving
450,847 views - 04/12/20
When we think about evolution, we typically think about big changes that happened long ago, but we humans are still evolving! Hosted by:...
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How Upside-Down Jellies Sting You Without Touching You
163,944 views - 04/11/20
This jellyfish might look kind of unassuming, but it's got some surprising long-range weaponry to catch its prey! Thanks to Cheryl Ames...
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Hydroxychloroquine and COVID-19: What We Know Right Now | SciShow News
619,139 views - 04/10/20
You might have heard that we found a cure for the COVID-19, and that it comes from a drug we've used for centuries. But let's take a...
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The Lost City and the Origin of Life | Weird Places
169,402 views - 04/09/20
Hydrothermal vents are some of the most extreme environments on the planet. But in 2000, scientists discovered a vent unlike any other,...
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The Microscope That Uses Quantum Physics to Trace Atoms
285,770 views - 04/08/20
In the late 1970s, two physicists in Switzerland set out to invent a new type of microscope using quantum physics that would allow them...
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Antlers: The Secret to Deer's Cancer-Fighting Superpowers
117,436 views - 04/07/20
Antler cells divide really fast, and with their super-fast growth, antlers resemble tumors in some ways. But animals in the deer family...
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3 Reasons Animals Puke Their Guts Out (Literally)
109,929 views - 04/06/20
For most of us, the term "puke your guts out" isn't meant to taken literally. But for these animals, it's kind of useful. Hosted by:...
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5 Dinosaur Dinners and What They Told Us
223,973 views - 04/05/20
"When it comes to extinct creatures like dinosaurs, it can be tough to know for sure what they actually ate. And we’d like to know...
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The Only Animal That Can't Breathe Oxygen
269,977 views - 04/04/20
Oxygen is so essential for animals that every multicellular species we’ve ever studied has the ability to use oxygen to create energy......
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Is This Coronavirus, or Just Allergies? Symptoms of COVID-19
1,022,265 views - 04/03/20
A lot of people with coughs or fevers might be stressing out these days because they are worried that they have COVID-19. But with cold...
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Masks? Handwashing? Sanitizer? — How to Protect Yourself from Coronaviruses
155,351 views - 04/02/20
Today, we all do our best to protect ourselves from coronaviruses. But a lot of what people are doing doesn’t really help, and it could...
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5 Things You Were Taught Wrong in Elementary School | Compilation
481,287 views - 04/02/20
When you’re learning about science for the first time, it can be easier to break things down into a simpler form, and you can end up with...
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This Tree Oozes Metal Sap
255,939 views - 03/31/20
In the South Pacific, there is a rare tree so rich in metal that its sap runs blue. Hosted by: Olivia Gordon SciShow has a spinoff...
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How Hyraxes Preserve the Past in Poo
71,411 views - 03/30/20
Scientists who piece together our past can do so through the rare fossil or artifact, or they can go to one convenient location: a hyrax...
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4 Animals That Don’t Have Resident Gut Microbiomes
194,179 views - 03/29/20
We humans couldn’t live without our gut microbes, but not all animals rely on microscopic digestive communities like we do. And...
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The Virtually-Unkillable Virus That Makes Itself a Nucleus
251,648 views - 03/28/20
In 2017, scientists discovered what appeared to be an unkillable virus that does something very un-virus-like... it builds its own...
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This Worm-y Critter Is (Probably) Our Oldest Ancestor | SciShow News
198,515 views - 03/27/20
Newly described wormlike fossils dating back over half a billion years might be our oldest ancestors, and researchers have mapped and...
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The Surprisingly Retro Future of Batteries
253,573 views - 03/26/20
Renewable energy may be the way of the future, but in order to store that energy to make our grids more sustainable, we might need to...
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Why Do Bats Carry So Many Dangerous Diseases?
864,827 views - 03/25/20
Bats are amazing and not just because they're the only mammal that can fly! But they also carry a lot of diseases that are dangerous to...
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This Old Sailors’ Mystery Could Help Save Swimmers
182,237 views - 03/24/20
For thousands of years, sailors have been telling stories of a mysterious phenomenon called dead water. Even after scientists figured...
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The Dark History of Matches
395,392 views - 03/23/20
When we began mass-producing matches in the 1800s, workers in the factories started dying mysteriously. The history of our sparking...
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6 Things We Still Don't Know About Earth
491,481 views - 03/22/20
The earth is our home, and while we like to think we know a good deal about it, there are still some mysteries that scientists are...
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The Wild Reasons Many Older People Wake Up So Early
246,297 views - 03/21/20
You might think your grandma who wakes up at 4am just needs less sleep than younger people. Not so! Studies suggest there are some...
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A Very Handy Fish Fossil
134,724 views - 03/20/20
This week, scientists discover something in a fish fossil that might give us a hand in finding our earliest land-dwelling ancestors. Go...
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Why Animals Take Care of Other Animals' Young
181,442 views - 03/19/20
Thank you to the Monterey Bay Aquarium for partnering with us on this episode of SciShow. Visit...
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How Washington Became a Ship Graveyard: A SciShow Field Trip #3
433,652 views - 03/18/20
Thanks to Subaru for partnering with us on this episode. Head to https://www.subaru.com/vehicles/outback/ to learn more about the all-new...
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Where Are All the Tiny Dinosaurs?
161,695 views - 03/17/20
What was the smallest non-avian dinosaur, and why were there so few tiny dinos running around the Mesozoic? Hosted by: Stefan Chin...
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Why Scientists Keep Trying to Break This 18th Century Law
374,066 views - 03/16/20
It’s usually not a great idea to break laws, but breaking the laws of science is an exception! In fact, it’s often how we make progress....
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4 High-Tech Ways To Stop Wildfires (And 1 Low-Tech One)
94,496 views - 03/15/20
Thanks to climate change, many regions are experiencing longer and more dangerous wildfire seasons. Here are 4 high-tech ways we are...
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These Trees Eat Salmon!
223,635 views - 03/14/20
Fish-eating trees sound like they’re straight out of science fiction. But they’re a real thing—one that exists right here on Earth. And...
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How Dangerous is COVID-19? | SciShow News
885,100 views - 03/14/20
You may have heard several different projections about the fatality rate of COVID-19. How do different health organizations come up with...
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How Green Energy Could Bring More Rain to Africa
161,289 views - 03/12/20
Africa’s Sahara desert is a prime location, some say, to build arrays of solar panels and wind turbines. But scientists are aware that...
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The Ancient Island That Transformed Washington: A SciShow Field Trip #2
554,624 views - 03/11/20
Thanks to Subaru for partnering with us on this episode. Head to https://www.subaru.com/vehicles/outback/ to learn more about the all-new...
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Good News: Daffodils Are The Worst
180,745 views - 03/10/20
Daffodils are cheerful symbols of spring… and also cold blooded killers. But it turns out, the poison in these plants may actually be...
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North America's Lost Parrot
148,244 views - 03/09/20
When you picture a parrot, you probably don’t picture Denver, but up until about a century ago, the United States was home to its very...
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5 of the Most Important Inventions in Robotics
242,384 views - 03/08/20
A lot of robots are developed to physically replicate our actions and behavior, like a bipedal, balanced walk, a large range of motion,...
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This Worm's Gut Has No Way In or Out
176,260 views - 03/07/20
There are plenty of creatures out there with only one opening to handle both taking in food and getting rid of waste. But there’s at...
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Is COVID-19 a Pandemic? | March 2020 Update
846,739 views - 03/06/20
SARS-CoV-2 is a new kind of coronavirus that appeared suddenly in late 2019. The disease it causes, called COVID-19, is now showing signs...
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3 Extreme Ways Trees Survive the Winter
208,365 views - 03/05/20
Animals have all kinds of adaptations to help them get through winter, from hibernation to boots and hats. But trees have to make it...
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The Riddle of Washington’s Mt. Olympus: A SciShow Field Trip #1
1,117,626 views - 03/04/20
Thanks to Subaru for partnering with us on this episode. Head to https://www.subaru.com/vehicles/outback/ to learn more about the all-new...
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Attack of the Brain-Eating Killer Songbirds
134,468 views - 03/03/20
Zombies aren't coming for you brains, but for an unfortunate species of bats, the terror of seemingly sweet songbirds developing a taste...
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This Problem Could Break Cryptography
270,776 views - 03/03/20
What if, no matter how strong your password was, a hacker could crack it just as easily as you can type it? In fact, what if all sorts of...
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7 Ways We Know What's Inside the Earth
337,843 views - 03/01/20
"Thanks to some amazing scientific insights, we know a lot about the interior of our planet - even though we’ve never even made it...
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Let it Snow! The First Direct Measure of Cloud Seeding | SciShow News
110,193 views - 02/28/20
Do you remember longing for a snow day so you could get out of school? Scientists have found evidence that a decades old technique might...
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Why Can't Kids Just Take Smaller Doses of Adult Meds?
168,095 views - 02/27/20
You might have noticed that lots of drugs have special children’s formulas, and you might think that’s because smaller people need...
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Why Do People Say We've Reached the End of Physics?
578,649 views - 02/26/20
Our fundamental picture of the universe seems pretty nearly complete these days, to the point that some people are suggesting that we’ve...
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Water Is WAY Weirder Than We Thought
476,979 views - 02/25/20
Water is one of the most abundant and important substances on Earth, so you think we'd know everything there is to know about it. But it...
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What Makes Fruit Mealy?
163,398 views - 02/25/20
Did you ever have a delicious looking apple in your hands and bite in only to find it all grainy and sad? It's not the fruit's fault, and...
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6 Microbes Saving the Environment
215,623 views - 02/23/20
Ever since humans found out about germs, we’ve gone a bit overboard inventing antibacterial soap and antibiotics and antifungals. But...
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Dinosaurs Probably Weren't Cold-Blooded, According to Eggshells
147,457 views - 02/21/20
Scientists can find answers in some pretty unusual places, and recently they found some evidence that dinosaurs weren't cold-blooded by...
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What Animal Dominates Earth?
174,690 views - 02/20/20
There is a group of animals with more species than any other group, but Earth has such an astonishing variety of life that figuring out...
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Do Fish Dream?
125,238 views - 02/18/20
It’s easy to look at a sleeping dog’s leg twitching and imagine that it’s having a wonderful rabbit-chasing dream. But can animals with...
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