Crash Course
The Ideal Gas Law: Crash Course Chemistry
Gases are everywhere, and this is good news and bad news for chemists. The good news: when they are behaving themselves, it's extremely easy to describe their behavior theoretically, experimentally and mathematically. The bad news is...
TED Talks
TED: What I learned when I conquered the world's toughest triathlon | Minda Dentler
A 2.4-mile swim, a 112-mile bicycle ride and then a full-length marathon on hot, dry ground -- with no breaks in between: the legendary Ironman triathlon in Kona, Hawaii, is a bucket list goal for champion athletes. But when Minda...
TED Talks
TED: How the teddy bear taught us compassion | Jon Mooallem
In 1902, President Theodore Roosevelt legendarily spared the life of a black bear -- and prompted a plush toy craze for so-called "teddy bears." Writer Jon Mooallem digs into this toy story and asks us to consider how the tales we tell...
TED Talks
TED: What frogs in hot water can teach us about thinking again | Adam Grant
Why are humans so slow to react to looming crises, like a forewarned pandemic or a warming planet? It's because we're reluctant to rethink, say organizational psychologist Adam Grant. From a near-disastrous hike on Panama's highest...
Crash Course Kids
Land and Water
Remember Sol, the closest star to Earth? We like to call it The Sun and we haven't talked about it in a little while. One interesting thing about the energy we get from the sun is that it's not absorbed the same way by different...
TED Talks
Bob Mankoff: Anatomy of a New Yorker cartoon
The New Yorker receives around 1,000 cartoons each week; it only publishes about 17 of them. In this hilarious, fast-paced, and insightful talk, the magazine's longstanding cartoon editor and self-proclaimed "humor analyst" Bob Mankoff...
SciShow
Do These Eyes Freak You Out?
If gigantic googly eyes make you want to run away, it’s because you are responding to a supernormal stimulus. But what is it, and why our brain responds to it?
TED Talks
TED: 3 ways to create a space that moves you, from a Broadway set designer | David Korins
You don't have to work on Broadway to design a set, says creative director David Korins -- you can be the set designer of any space in your life. Sharing insights from his work on hits like "Hamilton" and "Dear Evan Hansen," Korins...
SciShow Kids
Back To School | Compilation | SciShow Kids
Squeaks is getting ready to head back to school and he couldn’t be more excited! To make sure he’s all set for the first day, he and Jessi are watching some videos so he goes in confident and prepared!
Crash Course
How to Ace the Interview: Crash Course Business - Soft Skills
If you’ve got a job interview coming up and you’re feeling a little nervous, don’t worry. If you’re anything like me, you’ve probably seen enough celebrity interviews to know what works and what doesn’t. Sure, it's not as flashy, but you...
TED Talks
TED: For parents, happiness is a very high bar | Jennifer Senior
The parenting section of the bookstore is overwhelming -- it's "a giant, candy-colored monument to our collective panic," as writer Jennifer Senior puts it. Why is parenthood filled with so much anxiety? Because the goal of modern,...
TED-Ed
TED-Ed: The fascinating science of phantom limbs - Joshua W. Pate
The vast majority of people who've lost a limb can still feel it - not as a memory or vague shape, but in complete lifelike detail. They can flex their phantom fingers and sometimes even feel the chafe of a watch band or the throb of an...
TED Talks
TED: A celebration of natural hair | Cheyenne Cochrane
Cheyenne Cochrane explores the role that hair texture has played in the history of being black in America -- from the heat straightening products of the post-Civil War era to the thousands of women today who have decided to stop chasing...
Crash Course
Blood, Part 2 - There Will Be Blood: Crash Course A&P
It's time to start talking about some of the terrible things you can do to your own body, like blood doping. We'll start by explaining the structure and function of your erythrocytes, and of hemoglobin, which they use to carry oxygen....
Crash Course
Theories of Myth: Crash Course World Mythology
This week, we're talking about theories of Myth. We'll look at the different ways mythology has been studied in the last couple of millenia, and talk about the diffeent ways people have interpreted myth, academically.
TED Talks
TED: Me Too is a movement, not a moment | Tarana Burke
In 2006, Tarana Burke was consumed by a desire to do something about the sexual violence she saw in her community. She took out a piece of paper, wrote "Me Too" across the top and laid out an action plan for a movement centered on the...
TED Talks
TED: How we talk about sexual assault online | Ione Wells
We need a more considered approach to using social media for social justice, says writer and activist Ione Wells. After she was the victim of an assault in London, Wells published a letter to her attacker in a student newspaper that went...
SciShow
Your Nose Does More Than You Give It Credit For
You might thank your nose for letting you experience the lovely aromas of a good soup, but you probably wouldn't think to thank it for helping you experience other people's emotions!
Crash Course
Procrastination: Crash Course Study Skills
You're on YouTube right now, but you should probably be studying or writing that research paper. But as long as you're here, we're going to help you figure out how to get the better of your desire to procrastinate in the future. Just...
Crash Course
Test Anxiety: Crash Course Study Skills
Exams can be terrifying. It's easy to feel like the weight of the world rests in these moments - like this one test determines your grades and, in turn, your whole future - even if you know, rationally, that this isn't really the case....
TED Talks
TED: A new way to monitor vital signs (that can see through walls) | Dina Katabi
At MIT, Dina Katabi and her team are working on a bold new way to monitor patients' vital signs in a hospital (or even at home), without wearables or bulky, beeping devices. Bonus: it can see through walls. In a mind-blowing talk and...
SciShow Kids
Save the Snowman! Engineering for Kids
Squeaks built Jessi a snowman! But, now Jessi and Squeaks need to save it from melting!
Crash Course
Ancient Egypt Crash Course World History
In which John covers the long, long history of ancient Egypt, including the Old, Middle and New Kingdoms, and even a couple of intermediate periods. Learn about mummies, pharaohs, pyramids and the Nile with John Green.
Crash Course
Perspectives on Death: Crash Course Philosophy
Today we are talking about death, looking at philosophical approaches from Socrates, Epicurus, and Zhuangzi. We will consider whether it’s logical to fear your own death, or the deaths of your loved ones. Hank also discusses Thomas...