PBS
Are Prime Numbers Made Up?
Is math real or simply something made up by mathematicians? You can't physically touch a number yet using numbers we're able to build skyscrapers and launch rockets into space. Mathematician Kelsey Houston-Edwards explains this...
Crash Course
Shirley Chisholm: Crash Course Black American History #43
In 1972, Shirley Chisholm ran for president of the United States of America as a Democrat. She didn't win, but this was not the beginning or the end of her career in politics. She held a congressional seat in the New York delegation for...
TED Talks
Janet Iwasa: How animations can help scientists test a hypothesis
3D animation can bring scientific hypotheses to life. Molecular biologist (and TED Fellow) Janet Iwasa introduces a new open-source animation software designed just for scientists.
PBS
Quantum Entanglement (The Bohr-Einstein Debate)
Albert Einstein strongly disagreed with Niels Bohr when it came to Bohr's interpretation of quantum mechanics. Quantum entanglement settled the argument once and for all.
TED Talks
TED: An illustrated kingdom of real, fantastical plants | Nirupa Rao
Botanical artist Nirupa Rao captures the spirit and beauty of nature in watercolor. With a portfolio of enchanting, scientifically accurate illustrations, she aims to reignite our emotional connection to the environment -- and open our...
TED-Ed
TED-Ed: What's the fastest way to alphabetize your bookshelf? - Chand John
You work at the college library. You're in the middle of a quiet afternoon when suddenly, a shipment of 1,280 books arrives. The books are in a straight line, but they're all out of order, and the automatic sorting system is broken. How...
PBS
Are You a Hipster?
We all hate hipsters, right? They seem so smug and arrogant, with their ray bans and scarves and ironic t-shirts. Borrowing from other subcultures, (Handlebar mustaches and flannel shirts), hipsters reappropriate these fashion elements...
TED Talks
David Keith: A critical look at geoengineering against climate change
Environmental scientist David Keith proposes a cheap, effective, shocking means to address climate change: What if we injected a huge cloud of ash into the atmosphere to deflect sunlight and heat?
TED Talks
TED: A child of the state | Lemn Sissay
Literature has long been fascinated with fostered, adopted and orphaned children, from Moses to Cinderella to Oliver Twist to Harry Potter. So why do many parentless children feel compelled to hide their pasts? Poet and playwright Lemn...
SciShow
The Coolest Birds on Earth | A SciShow Compilation
It's Thanksgiving in the US, so everyone's got turkey on the brain. And sure, turkeys are great, but there are lots of other cool birds that just don't get their due! So SciShow has put together a collection of episodes honoring some of...
SciShow
Einstein’s Greatest Mistake: SciShow Talk Show with David Bodanis
Hank gets to chat with David Bodanis: an author, and expert on Albert Einstein. They discuss Einstein's fame and his feelings about the aesthetics of science, as well as Bodanis' upcoming book: "Einstein's Greatest Mistake".
Crash Course
Open World Games: Crash Course Games
Today we're going to talk about open world games. Open world games are different than most video games because although they often have goals and tasks, they usually encourage what is known as ��_emergent stories.��_ These are...
TED Talks
Herman Narula: The transformative power of video games
A full third of the world's population -- 2.6 billion people -- play video games, plugging into massive networks of interaction that have opened up opportunities well beyond entertainment. In a talk about the future of the medium,...
PBS
Can Video Games Become the Next Spectator Sport?
As our South Korean friends can confirm, video games can most definitely be a spectator sport. But will they ever catch on in a huge way in the good ol' U.S. of A?
TED Talks
Sheperd Doeleman: Inside the black hole image that made history
At the center of a galaxy more than 55 million light-years away, there's a supermassive black hole with the mass of several billion suns. And now, for the first time ever, we can see it. Astrophysicist Sheperd Doeleman, head of the Event...
TED Talks
Allan Jones: A map of the brain
How can we begin to understand the way the brain works? The same way we begin to understand a city: by making a map. In this visually stunning talk, Allan Jones shows how his team is mapping which genes are turned on in each tiny region,...
TED Talks
TED: The beauty of being a misfit | Lidia Yuknavitch
To those who feel like they don't belong: there is beauty in being a misfit. Author Lidia Yuknavitch shares her own wayward journey in an intimate recollection of patchwork stories about loss, shame and the slow process of...
TED Talks
Brian Dettmer: Old books reborn as art
What do you do with an outdated encyclopedia in the information age? With X-Acto knives and an eye for a good remix, artist Brian Dettmer makes beautiful, unexpected sculptures that breathe new life into old books.
Crash Course
Divine Command Theory: Crash Course Philosophy
As we venture into the world of ethics, there are a lot of different answers to the grounding problem for us to explore. One of the oldest and most popular is the divine command theory. But with age comes a long history of questions,...
TED Talks
Kate Orff: Reviving New York's rivers -- with oysters!
Architect Kate Orff sees the oyster as an agent of urban change. Bundled into beds and sunk into city rivers, oysters slurp up pollution and make legendarily dirty waters clean -- thus driving even more innovation in "oyster-tecture."...
TED Talks
TED: Do you really know why you do what you do? | Petter Johansson
Experimental psychologist Petter Johansson researches choice blindness -- a phenomenon where we convince ourselves that we're getting what we want, even when we're not. In an eye-opening talk, he shares experiments (designed in...
TED Talks
Yves Behar: Designing objects that tell stories
Designer Yves Behar digs up his creative roots to discuss some of the iconic objects he's created (the Leaf lamp, the Jawbone headset). Then he turns to the witty, surprising, elegant objects he's working on now -- including the "$100...
TED Talks
Johnny Lee: Free or cheap Wii Remote hacks
Building sophisticated educational tools out of cheap parts, Johnny Lee demos his cool Wii Remote hacks, which turn the $40 video game controller into a digital whiteboard, a touchscreen and a head-mounted 3-D viewer.