SciShow
Why Do We Ride Horses But Not Zebras
Zebras and horses are very similar - so why do we only ride one but not the other?
SciShow
What's Killing the World's Amphibians
Of the more than 7,000 known species of amphibians in the world, an estimated one third are now threatened with extinction. Hank breaks down the science behind the decline of amphibians around the world, and what you can do to help.
TED Talks
America Ferrera: My identity is a superpower -- not an obstacle
Hollywood needs to stop resisting what the world actually looks like, says actor, director and activist America Ferrera. Tracing the contours of her career, she calls for more authentic representation of different cultures in media --...
SciShow Kids
Why Does Hair Turn Gray?
Hair can be so many different colors, but why do so many adults have gray hair?
TED Talks
Bart Knols: 3 new ways to kill mosquitoes
We can use a mosquito's own instincts against her. In a rather unforgettable presentation, Bart Knols demos the imaginative solutions his team is developing to fight malaria -- including Limburger cheese and a deadly pill.
SciShow
The Weird, Delightful Smells of Being Human
Let’s face it: humans stink! But that’s not always a bad thing - we use smells to interact with each other and navigate our lives.
SciShow Kids
Worms Are Wonderful
Ever wonder what those little earthworms are up to? Learn why worms are wonderful with Jessi and Squeaks!
Crash Course
The Integumentary System, Part 2 - Skin Deeper: Crash Course A&P
Today Hank wraps up this look at your integumentary system and all the hard work it does protecting you from and helping you interact with the world around you. -- Table of Contents: Protects Your Body 1:25 Senses the Outside World 1:42...
SciShow
3 Senses You Didn't Know You Had
At some point, you've probably learned about the five senses: sight, sound, smell, taste, and touch. However, the classic list doesn't account for all the sensations we experience and use to navigate the world around us!
SciShow
7 Medicines That Come from Super Toxic Critters
Scorpion venom and insect poison sound really deadly, but scientists are increasingly turning them into medical treatments that save millions of lives. Chapters CAPTOPRIL 1:18 SOUTH AMERICAN PIT VIPER Credit: Renato Augusto Martins 1:33...
SciShow
8 Incredible Things We Can Learn From Octopuses
Octopuses have tons of strange and amazing adaptations that help them live their best lives underwater. And those incredible traits could help us in many ways. Chapters View all 1 SUPER-STRONG SUCTION 1:29 2 HOW TO BUILD ADAPTABLE ROBOTS...
TED Talks
TED: A new way to think about the transition to motherhood | Alexandra Sacks
When a baby is born, so is a mother -- but the natural (and sometimes unsteady) process of transition to motherhood is often silenced by shame or misdiagnosed as postpartum depression. In this quick, informative talk, reproductive...
SciShow
World's Most Asked Questions How Do I Grow a Beard
People ask Google everything under the sun. One of the most commonly searched questions in the world is “How do I grow a beard?”? Let SciShow explain.
SciShow
3 Surprising Ways Animals Use Saliva
To humans, drool can seem pretty disgusting, but other animals use saliva in surprising ways. Here are some of the weirdest ways other animals use their spit to survive!
TED-Ed
TED-Ed: Why do we itch? - Emma Bryce
The average person experiences dozens of individual itches each day. We've all experienced the annoyance of an inconvenient itch - but have you ever pondered why we itch in the first place? Is there actually an evolutionary purpose to...
SciShow
Why Do Earthworms Come Out After It Rains?
Scientists come up with lots of possible reasons why rain triggers earthworms mysterious behavior: popping out of the soil and getting stranded on the ground.
SciShow
How to Eat When You Don't Have a Mouth: Lessons From 5 Animals
Not all animals have a mouth, or even need one to eat! These different feeding strategies can teach us a lot about our ancestors and how they went from not needing a mouth at all to only eating with one.
SciShow
Why Do We Wrinkle When Wet?
Why do your fingers and toes get wrinkly when they've been in the water too long? Short answer: Your nerves. Longer answer: Evolution.
SciShow
Why do we get dark circles under our eyes? #shorts #science
Why do we get dark circles under our eyes? #shorts #science
TED-Ed
TED-ED: How do scars form? - Sarthak Sinha
It's hard to escape childhood without racking up a few scars. Why do these leftover reminders of a painful cut or crash look different from the rest of our skin? And why do they stick around for so long after the incident that caused...
SciShow
Why Is My Tongue Stuck to This Flagpole?
First of all, DON'T DO IT! But if you WERE to stick your tongue to a cold flagpole, why would it stick?
SciShow
The Science of Airport Security
Long lines, being patted down, and having your hands swabbed don't make for a wonderful day, but Michael Aranda explains the machines you encounter in airport security and the science and technology behind them.
SciShow
7 Animals That Evolved at Hyperspeed — Because of Us
Evolution is known to be a long, slow process. But thanks to our interference, some animals have adapted at light speed in order to survive. Chapters 1 CLIFF SWALLOWS 2:45 SPORT FISH 3:04 MOSQUITOES 4:28 TURTLE-HEADED SEA SNAKES 6:09...
SciShow
A Season for Disease'n
Summer, Fall, Winter, Spring. Every new season brings new...diseases.