TED Talks
Kelly McGonigal: How to make stress your friend
Stress. It makes your heart pound, your breathing quicken and your forehead sweat. But while stress has been made into a public health enemy, new research suggests that stress may only be bad for you if you believe that to be the case....
SciShow
Can You Really Be Scared to Death?
Can you literally "die of fright?" Turns out, you can! In this episode of SciShow Hank explores the mechanisms in your body that activate when you get scared, and how they can sometimes get out of hand.
Be Smart
How Your Body Knows Left From Right
This is part 3 of 3 in my series about how our bodies evolved to look like they do.
TED Talks
Hetain Patel: Who am I? Think again
How do we decide who we are? Hetain Patel's surprising performance plays with identity, language and accent -- and challenges you to think deeper than surface appearances. A delightful meditation on self, with performer Yuyu Rau, and...
SciShow
The Science of Happiness!
Laughter, love, and happiness are some of the best aspects of being human, and we've looked into the science behind it more than a few times. Here are a few videos that we hope will make you happy!
SciShow
How Being Obsessed with Health Can Make You Unhealthy
Dieting and exercise can be good for you, but just because something’s healthy, that doesn't mean more is even healthier.
SciShow
Why Do I Feel Lightheaded When I Stand Up?
Have you ever stood up and felt a bit dizzy and lightheaded? Learn why it happens in this SciShow Quick Question!
SciShow
Can You Actually Die from a Broken Heart?
It turns out this common phrase might have more of a basis in truth than you thought!
SciShow
Where Does Love Come From
When it comes to love, we often talk about our hearts...but we should actually be talking about our brains!
TED Talks
TED: An intergalactic guide to using a defibrillator | Todd Scott
If Yoda goes into cardiac arrest, will you know what to do? Artist and first-aid enthusiast Todd Scott breaks down what you need to know about using an automated external defibrillator, or AeD -- in this galaxy and ones that are far, far...
SciShow
Big Idea: Blood Transfusions
The idea of putting blood into a person was a radical one when it was first attempted 350 years ago, but today, more than 15 million pints of blood are donated each year in the U.S. to be used in transfusions to over 5 million patients....
SciShow
Why Are There Animals on My Face?!
It's true. You have tiny mites living all around your face. But who are they? And how did they get there? QQ has the A!
Crash Course
Great Glands - Your Endocrine System: CrashCourse Biology
Hank fills us in on the endocrine system - the system of glands which produce and secrete different types of hormones directly into the bloodstream to regulate the body's growth, metabolism, and sexual development & function.
Crash Course
The Central Processing Unit (CPU): Crash Course Computer Science
Today we’re going to build the ticking heart of every computer - the Central Processing Unit or CPU. The CPU’s job is to execute the programs we know and love - you know like GTA V, Slack... and Power Point. To make our CPU we’ll bring...
TED-Ed
TED-ED: How the heart actually pumps blood - Edmond Hui
For most of history, scientists weren't quite sure why our hearts were beating or even what purpose they served. Eventually, we realized that these thumping organs serve the vital task of pumping clean blood throughout the body. But how?...
SciShow
Why Are There Animals on My Face!
It’s true. You have tiny mites living all around your face. But who are they? And how did they get there? QQ has the A!
Bozeman Science
Fight or Flight Response
Paul Andersen explains how epinephrine is responsible for changes in chemistry of our body associated with the fight or flight response. Epinephrine released by the adrenal medulla are received by a number of organs associated with the...
TED Talks
Ahn Trio: A modern take on piano, violin, cello
The three Ahn sisters (cellist Maria, pianist Lucia, violinist Angella) breathe new life into the piano trio with their passionate musicmaking. At TEDWomen, they start with the bright and poppy "Skylife," by David Balakrishnan, then play...
SciShow
World’s Most Asked Questions What Is Love
People ask Google everything under the sun. One of the most commonly searched questions in the world is “What Is Love?”
TED-Ed
TED-ED: How your muscular system works - Emma Bryce
Each time you take a step, 200 muscles work in unison to lift your foot, propel it forward, and set it down. It's just one of the many thousands of tasks performed by the muscular system: this network of over 650 muscles covers the body...
Crash Course
The Excretory System: From Your Heart to the Toilet - CrashCourse Biology
Hank takes us on the fascinating journey through our excretory system to learn how our kidneys make pee.
TED Talks
TED: To This Day ... for the bullied and beautiful | Shane Koyczan
By turn hilarious and haunting, poet Shane Koyczan puts his finger on the pulse of what it's like to be young and ... different. "To This Day," his spoken-word poem about bullying, captivated millions as a viral video (created,...
SciShow
What Happens When You Get Electrocuted?
Most of the cases we call “electrocutions” are actually electric shocks: an electric current running through a body. Whether an electric shock becomes an electrocution depends on the nature of the current involved.
Be Smart
What Has New Horizons Taught Us About Pluto?
Since New Horizons flew by Pluto on July 14, 2015, it's completely redefined what we know about the dwarf planet and its largest moon Charon. New Horizons' mission will continue to be full of surprises, but here's what we've learned so far