SciShow
Can You Keep Donating and Regrowing Your Liver?
Fun Fact: people can donate over half of their liver, and the tissue will grow back within a year! Knowing that, it seems pretty logical to assume that we could just keep donating and regrowing our livers over and over again, but is that...
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
Surprise! Your Brain Has a Secret Sewer System
Scientists have found a hidden network in the brain, and it might prevent people from developing certain diseases.
SciShow
Why Is My Poop Green?
One of the most commonly googled questions in the world is why feces can be green. Well, Quick Questions has the answer!
TED Talks
TED: Could we treat spinal cord injuries with asparagus? | Andrew Pelling
Take a mind-blowing trip to the lab as TED Senior Fellow Andrew Pelling shares his research on how we could use fruits, vegetables and plants to regenerate damaged human tissues -- and develop a potentially groundbreaking way to repair...
SciShow
Why Herpes Is the Most Talented Virus Ever
Unlike with many other viruses, once you get a herpesvirus you’re stuck with it for life. But just how do these master trespassers accomplish this feat?
TED-Ed
TED-Ed: Why should you read Flannery O’Connor? - Iseult Gillespie
Find out why Flannery O’Connor, an American novelist, is known as a master of the grotesque in Southern Gothic literature. -- Flannery O’Connor scribbled tales of outcasts, intruders and misfits staged in the world she knew best: the...
SciShow
How Well Do You Know Your Own Hand?
Tricking your brain isn't just fun,it can be therapeutic, too!
SciShow
Why Is Fake Blood so Hard to Make?
Functional artificial blood could solve a lot of problems, so why hasn't it been created yet?
Crash Course
The Nervous System, Part 3 - Synapses!: Crash Course A&P
We continue our tour of the nervous system with a look at synapses and the crazy stuff cocaine does to your body.
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Table of Contents:
Electrical Synapses Use Ion Currents Over Gap Junctions to Transmit Neurological Signals...
SciShow
Why Do We Need Yearly Flu Shots, but Not Measles Shots?
Unlike measles, Influenza requires a fresh shot of vaccines every year. But why?
SciShow
5 Things Your Hair Can Tell You About Your Health
Your hair isn't just something you have to deal with every morning, it's a part of who you are, and there are things it can tell you about your personal health. Chapters DANDRUFF 0:52 2 GENERAL HAIR LOSS 4:11 PATCHY HAIR LOSS 4:29...
SciShow
Why Do Fetuses Kick So Much?
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 letting you know that that little thing is in there!
SciShow Kids
Squeaks Loves Music! | SciShow Kids Compilation
Sometimes, Squeaks needs to recharge his batteries. And when he does, he hangs out in his room and listens to his favorite music!
TED-Ed
TED-Ed: Why are human bodies asymmetrical? - Leo Q. Wan
Symmetry is everywhere in nature. And we usually associate it with beauty: a perfectly shaped leaf or a butterfly with intricate patterns mirrored on each wing. But it turns out that asymmetry is pretty important, too - and more common...
SciShow
Could Your Blood Type Ever Change?
From A positive to O negative, everyone's born with a blood type, and they're stuck with that blood type for their whole lives... or are they?
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?
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
Paleontology's Technicolor Moment
For a long time, we could only guess what color a dinosaur might be. But in the past decade, there has been an explosion of color.
SciShow
9 Extreme Bug Mating Rituals
Welcome to the romantic, violent, treacherous, and murderous mating lives of bugs.
SciShow Kids
Why Do We Get Vaccines?
Jessi is about to go to the doctor's to get a vaccine and she's sort of nervous. But she knows that vaccines are really important, so she learned all about how they help us stay healthy! Now she wants to share what she learned with you!
Crash Course
Blood Vessels, part 1 - Form and Function: Crash Course A&P
Now that we've discussed blood, we're beginning our look at how it gets around your body. Today Hank explains your blood vessels and their basic three-layer structure of your blood vessels. We're also going over how those structures...
Bozeman Science
The Endocrine System
Paul Andersen explains the major elements in the endocrine system. He explains how glands produce hormones which target cells. He differentiates between water soluble and lipid soluble hormones. He then describes the hormones and actions...
SciShow
Will There Ever be a Cure for the Common Cold?
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.