TED Talks
TED: Why helmets don't prevent concussions -- and what might | David Camarillo
What is a concussion? Probably not what you think it is. In this talk from the cutting edge of research, bioengineer (and former football player) David Camarillo shows what really happens during a concussion -- and why standard sports...
SciShow
Countershading: Why Do Penguins Wear Tuxedos?
Penguins are infamous for being ready for any formal event, yet it seems that we're still unsure why they, and numerous animals have this distinct color contrast.
SciShow
The Science of Hyperloop
Michael Aranda explains the nuts and bolts of Hyperloop, the new magnet-driven, solar-powered transit system proposed by Spacex genius Elon Musk. Learn how Musk answered three vexing questions to create the transportation of the future...
SciShow
SciShow Quiz Show: Reid Reimers
Michael Aranda hosts SciShow's new Quiz Show! Hank and Reid have a battle of wits to win prizes for two lucky Subbable Subscribers! Chapters View all MICHAEL ARANDA 0:17 REID REIMERS 0:28 KEITH CHEIM 1:34 SPERM WHALE 4:26 COLLOID 5:30 A...
SciShow
Why Is the Ocean Blue?
You may have satisfied your inner five-year-old by learning why the sky is blue, but where does the ocean's color come from?
SciShow
SciShow Quiz Show: Weird Water Creatures & Spontaneous Combustion!
SciShow Quiz Show is back, with familiar faces Hank Green and Caitlin Hofmeister battling it out over questions on water, fire, and computer science!
TED Talks
Michael Sandel: Why we shouldn't trust markets with our civic life
In the past three decades, says Michael Sandel, the US has drifted from a market economy to a market society; it's fair to say that an American's experience of shared civic life depends on how much money they have. (Three key examples:...
SciShow
How Machine Learning Makes Our Decisions Smarter
Whether you're picking a place to eat or something to watch, machine learning helps us make smarter decisions in our daily lives.
Be Smart
Whose Air do we Share?
Earth's atmosphere is big, but not as big as many people think. All the air that keeps us alive is just a thin candy shell around our planet. In this episode, echoing the words of John F. Kennedy, I'll show you the science of how we all...
SciShow
How Do I Make My Batteries Last Longer?
Do you wait to charge your phones battery until it's close to dying? If you do- surprise! You're doing it wrong.
SciShow
What the Fox Says
Thanks to a couple of Norwegian musicians, a lot of people have become obsessed with one question: What does the fox say? It turns out that foxes "say" lots of different things depending on the situation, and if you think the song is...
TED Talks
Edward Burtynsky: Photographing the landscape of oil
In stunning large-format photographs, Edward Burtynsky follows the path of oil through modern society, from wellhead to pipeline to car engine -- and then beyond to the projected peak-oil endgame.
TED Talks
Rose George: Let's talk crap. Seriously.
It's 2013, yet 2.5 billion people in the world have no access to a basic sanitary toilet. And when there's no loo, where do you poo? In the street, probably near your water and food sources -- causing untold death and disease from...
3Blue1Brown
All possible pythagorean triples, visualized
There are a few special right triangles many of us learn about in school, like the 3-4-5 triangle or the 5-12-13 triangle. Is there a way to understand all triplets of numbers (a, b, c) that satisfy a^2 + b^2 = c^2? There is! And it uses...
TED Talks
Nirmalya Kumar: India's invisible innovation
Can India become a global hub for innovation? Nirmalya Kumar thinks it already has. He details four types of "invisible innovation" coming out of India and explains why companies that used to just outsource manufacturing jobs are...
TED Talks
Ge Wang: The DIY orchestra of the future
Ge Wang makes computer music, but it isn't all about coded bleeps and blips. With the Stanford Laptop Orchestra, he creates new instruments out of unexpected materials—like an Ikea bowl—that allow musicians to play music that's both...
TED Talks
TED: Looks aren't everything. Believe me, I'm a model. | Cameron Russell
Cameron Russell admits she won "a genetic lottery": she's tall, pretty and an underwear model. But don't judge her by her looks. In this fearless talk, she takes a wry look at the industry that had her looking highly seductive at barely...
TED Talks
TED: My solar-powered adventure | Bertrand Piccard
For the dawn of a new decade, adventurer Bertrand Piccard offers us a challenge: Find motivation in what seems impossible. He shares his own plans to do what many say can't be done -- to fly around the world, day and night, in a...
SciShow
Is It Gross to Blow out Birthday Candles
A certain viral video may have brought it to your attention that blowing out candles on a birthday cake might be gross, but exactly how gross depends on who’s blowing the candles out.
SciShow
Quiz Show with Caitlin Hofmeister
Welcome back to Scishow Quizshow! In this episode Hank Green and Caitlin Hofmeister go head to head to compete for subbable subscribers.
SciShow
The Rarest Cancer in History (It's Also the Weirdest)
The medical industry has developed countless methods and tools for diagnosing the myriad of illnesses that can befall us. This, as you might guess, includes cancer. But it took a research team five months to diagnose this specific cancer...
TED Talks
TED: Are video calls the best we can do in the age of the metaverse? | Josephine Eyre
Remote work, while redefining the workplace landscape, seems stuck behind endless video conference calls that hinder free-flowing conversation and collaboration. In the 21st century, is that really the best we can do? Digital...
SciShow
Earwax, Butt Hair, and Other Weird Human Attributes
You can probably tell someone the purpose of most of your body parts. But what about earwax? Or your appendix? If you’re looking for those answers, or wondering why you have a butt, pop a squat to find out about weird human attributes.
TED Talks
Emilie Wapnick: Why some of us don't have one true calling
What do you want to be when you grow up? Well, if you're not sure you want to do just one thing for the rest of your life, you're not alone. In this illuminating talk, writer and artist Emilie Wapnick describes the kind of people she...