TED Talks
TED: Technology that knows what you're feeling | Poppy Crum
What happens when technology knows more about us than we do? Poppy Crum studies how we express emotions -- and she suggests the end of the poker face is near, as new tech makes it easy to see the signals that give away how we're feeling....
TED Talks
TED: The brain benefits of deep sleep -- and how to get more of it | Dan Gartenberg
There's nothing quite like a good night's sleep. What if technology could help us get more out of it? Dan Gartenberg is working on tech that stimulates deep sleep, the most regenerative stage which (among other wonderful things) might...
TED-Ed
TED-Ed: How we see color - Colm Kelleher
There are three types of color receptors in your eye: red, green and blue. But how do we see the amazing kaleidoscope of other colors that make up our world? Colm Kelleher explains how humans can see everything from auburn to aquamarine.
SciShow
Bath Salts
Hank talks about the scary new drug that's led to some recent incidences of goat stabbing, as well as other tragedies - bath salts. We learn how it works and ask the important question: why?
SciShow
Today's Mass Extinction, and the First See-Through Animal
Are we in the middle of the 6th largest extinction event? What can we do? Let Hank explain and tell us about see-through animals!
SciShow
The Bizarre Future of Stroke Treatment
Even with rapid action, strokes can lead to lasting brain damage. So researchers are developing new techniques like freezing brains to buy time and using using parts of pork bladders to regrow brain tissue.
SciShow
Why Do We Yawn
Why do we yawn? If you think the answer is BOR-ing, then maybe your brain's just overheated. Let Hank explain the new thinking behind why we ... hold on ... *yawn*. Excuse me.
SciShow
The Truth About 'Truth Serum'
Sodium pentothal, the so-called "truth serum,' is real! But does it work? Find out what "truth serums' do, and how your brain lets you tell lies.
TED Talks
TED: How play helps a kid's brain grow | Jesse Ilhardt
A little bit of playtime can have big benefits for a child's developing brain, like a superfood -- but adult participation is a crucial ingredient for best results. Early-education leader Jesse Ilhardt makes the case for you to put down...
SciShow
Why Are Some U.S. Cities Declaring Racism a Public Health Crisis?
In addition to being a serious social issue, racism is also a serious challenge to public health. In fact, over the last year and a half, dozens of cities have declared racism a public health crisis - and today, we here at SciShow will...
SciShow
Ketamine Gets Controversial FDA Approval for Depression Treatment SciShow News
The FDA has approved a whole new class of antidepressant, and ultrasounds might be far more useful than we thought.
TED-Ed
TED-Ed: What is depression? - Helen M. Farrell
Depression is the leading cause of disability in the world; in the United States, close to ten percent of adults struggle with the disease. But because it's a mental illness, it can be a lot harder to understand than, say, high...
SciShow
Why Inducing Hallucinations Might Be a Good Idea
Researchers have developed ways to induce hallucinations, and though it sounds weird, it could also tell us a lot about mental health.
SciShow
4 Body Parts Discovered in the Last 10 Years
Did you know we are still discovering completely new pieces of our anatomies? Even in the last decade, we've found multiple new body parts, including some you can see with the naked eye!
SciShow
Why Do Some Harmonies Sound Prettier Than Others?
Whether your favorite band is One Direction or Slayer, you can probably tell tense chords from relaxed ones, but what exactly gives them those qualities?
TED-Ed
TED-Ed: The truth about electroconvulsive therapy (ECT) - Helen M. Farrell
In 1982, a young nurse was suffering from severe, unrelenting depression. She couldn’t work, socialize or concentrate. One controversial treatment changed everything: after two courses of electroconvulsive therapy (ECT) her symptoms...
SciShow
Trouble in Bed: When Sleep Turns Against Us
Having trouble sleeping? In this episode of SciShow, Hank explores different kinds of sleep disorders, from insomnia to apnea to sleepwalking. Chapters View all PRIMARY INSOMNIA NO OTHER HEALTH ISSUES 1:49 ACUTE INSOMNIA 2:01...
TED Talks
Siddharthan Chandran: Can the damaged brain repair itself?
After a traumatic brain injury, it sometimes happens that the brain can repair itself, building new brain cells to replace damaged ones. But the repair doesn't happen quickly enough to allow recovery from degenerative conditions like...
SciShow
This Is Your Brain On Food | Compilation
Food provides our bodies with the energy to go about our daily tasks, but we don't eat only for our physical health. Our brains are also deeply connected to our food.
SciShow
Why Are Paper Cuts So Painful?
Paper cuts are tiny compared to other injuries you may have experienced, but they hurt… A LOT! This has to do with your hands being pretty sensitive, and the fact that the edges of paper are like tiny saws.
SciShow
Kicked in the Crotch vs. Childbirth The Great Debate
Childbirth or a swift kick to the crotch? Both are painful experiences, but is there a scientifically accurate way to tell which is worse?
SciShow
Your Brain Probably has a "Pokemon Region" | SciShow News
If you're a Pokémon super-fan seeing Detective Pikachu this weekend, a little bit of your brain might light up that won’t light up in the brains of those that didn’t try to catch 'em all! Find out why that's important to understanding...
TED-Ed
TED-ED: Mary's Room: A philosophical thought experiment - Eleanor Nelsen
Imagine a neuroscientist who has only ever seen black and white things, but she is an expert in color vision and knows everything about its physics and biology. If, one day, she sees color, does she learn anything new? Is there anything...
SciShow
The New Oldest Animal Fossils?
A new study reports what might be the oldest fossil animals ever found. And we're also learning more about what role the hippocampus plays in certain types of visual memory.