SciShow
Why We Have Pain, & How We Kill It
Hank makes it all better by explaining the biochemistry of pain -- how it works, why we have it, and how painkillers, whether they're over the counter or heavy-duty prescription bad boys, make the pain go away. Chapters View all...
TED-Ed
TED-Ed: How the food you eat affects your brain - Mia Nacamulli
When it comes to what you bite, chew and swallow, your choices have a direct and long-lasting effect on the most powerful organ in your body: your brain. So which foods cause you to feel so tired after lunch? Or so restless at night? Mia...
TED-Ed
TED-ED: Would winning the lottery make you happier? - Raj Raghunathan
Imagine winning a multi-million dollar lottery tomorrow. If you're like many of us, you'd be ecstatic, unable to believe your good luck. But would that joy still be there a few years later? Raj Raghunathan describes a phenomenon called...
SciShow
Why can't you tickle yourself?
You might be susceptible to "tickle attacks," but have you ever wondered why you can't tickle yourself?
TED-Ed
TED-Ed: The surprising reason you feel awful when you're sick - Marco A. Sotomayor
It starts with a tickle in your throat that becomes a cough. Your muscles begin to ache, you grow irritable, and you lose your appetite. It's official: you've got the flu. It's logical to assume that this miserable medley of symptoms is...
SciShow
Does Your Dog Love You?
You might love your good, sweet pupper, but can you ever truly be sure if they love you back?
Be Smart
Why Do We Laugh?
Laughing is a universal human behavior, one that transcends borders of language and culture. But it's also REALLY WEIRD. Why do we do it? The answer has less to do with humor than you might think
SciShow
Why Do People Riot?
Peaceful protests can help people have their voices heard, but sometimes a protest becomes a more aggressive riot. How does that happen?
TED-Ed
TED-Ed: If superpowers were real: Immortality - Joy Lin
What if immortality wasn't just the stuff of epic comic book stories? Is it scientifically possible to be immortal? In this series, Joy Lin tackles six superpowers and reveals just how scientifically realistic they can be to us mere...
TED-Ed
TED-Ed: A different way to visualize rhythm - John Varney
In standard notation, rhythm is indicated on a musical bar line. But there are other ways to visualize rhythm that can be more intuitive. John Varney describes the 'wheel method' of tracing rhythm and uses it to take us on a musical...
SciShow
Are Sympathy Pains Real?
Some people can truly feel other people’s pain! But even if you aren't someone who can literally feel someone else’s sensations, your connections with people can still do some powerful things.
SciShow
6 Home Remedies Actually Supported by Science
In the comments of our episode debunking six popular home remedies, a lot of you asked us if there are any that do work. Well, here’s the answer! Chapters 1 PRUNES FOR CONSTIPATION 1:58 OATMEAL FOR DRY SKIN 2:34 3 GINGER FOR MORNING...
Crash Course
Non-Human Animals: Crash Course Philosophy
Today we are taking all the things we have learned this year about doing philosophy and applying that to moral considerations regarding non-human animals. We’ll explore what philosophers like Peter Singer and Carl Cohen have to say about...
SciShow
Why Does Melted Cheese Taste So Much Better?
It goes on some of our favorite foods, and it can even make our least favorite foods taste better. Yes, we're talking about melted cheese.
SciShow
Why Do You Feel Like You’re Being Watched?
Sometimes it just feels like someone is staring at you, even if you can’t see them. It can be annoying, but our brains have a reason for it.
TED Talks
TED: 3 questions to build resilience -- and change the world | Sister True Dedication
Every moment of movement is a chance to become more aware of yourself and the world around you, says Zen Buddhist nun Sister True Dedication. Guiding us through the art of "mindful walking," she shares three essential questions to ask...
TED Talks
Kathryn Bouskill: The unforeseen consequences of a fast-paced world
Why does modern technology promise efficiency, but leave us constantly feeling pressed for time? Anthropologist Kathryn Bouskill explores the paradoxes of living in a fast-paced society and explains why we need to reconsider the...
TED Talks
TED: The most powerful yet overlooked resource in schools | Heejae Lim
When teachers and families work together, everyone wins, says education technology entrepreneur and TED Fellow Heejae Lim. She shines a light on an underutilized resource in US public education -- a family's love for their children --...
TED-Ed
TED-ED: How heavy is air? - Dan Quinn
Too often we think of air as empty space - but compared to a vacuum, air is actually pretty heavy. So, just how heavy is it? And if it's so heavy, why doesn't it crush us? Dan Quinn describes the fundamentals of air pressure and explains...
SciShow
Why Do We Itch?
Learn why we itch and what scientists have discovered that may help chronic itchiness!
SciShow Kids
Meet Your Tonsils!
Has your doctor ever asked you to stick out your tongue and say "ah"? They're probably checking out your tonsils! But what are your tonsils, and what do they do?
SciShow
Does Milk Make You Phlegmy?
It’s become a common belief worldwide that gulping down a glass of milk will make you phlegmy. But... there seems to be no real scientific evidence to back up that claim.
SciShow
Jupiter's Moons May Keep Each Other Warm
As small as Jupiter's moons are in comparison to the giant planet, they may actually have an important role to play in keeping each other warm, heating the moons enough to have liquid oceans!
Crash Course
Dissecting The Camera: Crash Course Film Production
Sometimes the most intimidating part of making a movie is that little box of concentrated technology called "The Camera." But, FEAR NOT! In this episode of Crash Course Film Production, Lily helps us dissect the basics of modern movie...