SciShow
Fairies, Goblins, and Pirates: A Fantastic Quiz Show
Alexis Stempien, one of SciShow’s script editors, faces off against Hank as they try to answer science questions about some fantastical topics!
MinuteEarth
Smartphones: A New Model for Energy Efficiency?
The way smartphones made many devices nonessential is a model for a new way to think about improving energy efficiency.
SciShow
The Nuclear City Lost Under Ice | Camp Century
Hidden beneath Greenland’s ice and powered by a nuclear reactor, Camp Century made for an interesting US military base. But life under the ice came with unique struggles; and although it wasn’t mainly constructed for science, the base...
Curated Video
Globalization II - Good or Bad?: Crash Course World History
In which John asks whether globalization is a net positive for humanity. While the new global economy has created a lot of wealth, and lifted a lot of people out of poverty, it also has some effects that aren't so hot. Wealth disparity,...
Crash Course
Money & Debt: Crash Course World History 202
In which John Green teaches about filthy, filthy lucre. Money. And Debt. So, what is money? And what is it for? And why do we use money? And why does it all disappear so quickly after payday? John will look into 75% of these questions,...
TED Talks
Brewster Kahle: A free digital library
Brewster Kahle is building a truly huge digital library -- every book ever published, every movie ever released, all the strata of web history ... It's all free to the public -- unless someone else gets to it first.
TED-Ed
TED-ED: What makes something "Kafkaesque"? - Noah Tavlin
The term Kafkaesque has entered the vernacular to describe unnecessarily complicated and frustrating experiences, especially with bureaucracy. But does standing in a long line to fill out confusing paperwork really capture the richness...
TED-Ed
TED-ED: The deadly irony of gunpowder - Eric Rosado
In the mid-ninth century, Chinese chemists, hard at work on an immortality potion, instead invented gunpowder. They soon found that this highly inflammable powder was far from an elixir of life -- they put it to use in bombs against...
TED-Ed
TED-Ed: Corruption, wealth and beauty: The history of the Venetian gondola - Laura Morelli
It's hard to imagine Venice without the curious, banana-shaped gondolas that glide down the canals. How did these boats come to be the trademark transportation of Venice? Laura Morelli details the history of the gondola, explaining why...
TED Talks
Baratunde Thurston: How to deconstruct racism, one headline at a time
Baratunde Thurston explores the phenomenon of white Americans calling the police on black Americans who have committed the crimes of ... eating, walking or generally "living while black." In this profound, thought-provoking and often...
MinuteEarth
How Do Some Waves Get SO Big?
All over the world, giant wave breaks appear because of underwater geology that supercharges their wave energy.
TED-Ed
TED-Ed: Ethical dilemma: The burger murders | George Siedel and Christine Ladwig
You founded a company that manufactures meatless burgers that are sold in stores worldwide. But you've recently received awful news: three people in one city died after eating your burgers. A criminal has injected poison into your...
TED-Ed
TED-ED: Real life sunken cities - Peter Campbell
Though people are most familiar with Plato's fictional Atlantis, many real underwater cities actually exist. Peter Campbell explains how sunken cities are studied by scientists to help us understand the lives of our ancestors, the...
TED Talks
Michael Tubbs: The political power of being a good neighbor
Michael Tubbs is the youngest mayor in American history to represent a city with more than 100,000 people -- and his policies are sparking national conversations. In this rousing talk, he shares how growing up amid poverty and violence...
TED Talks
Sasa Vucinic: Why we should invest in a free press
A free press -- papers, magazines, radio, TV, blogs -- is the backbone of any true democracy (and a vital watchdog on business). Sasa Vucinic, a journalist from Belgrade, talks about his new fund, which supports media by selling "free...
TED Talks
Tom Wujec: Learn to use the 13th-century astrolabe
Rather than demo another new technology, Tom Wujec reaches back to one of our earliest but most ingenious devices -- the astrolabe. With thousands of uses, from telling time to mapping the night sky, this old tech reminds us that the...
TED Talks
Martin Jacques: Understanding the rise of China
Speaking at a TED Salon in London, Martin Jacques asks: How do we in the West make sense of China and its phenomenal rise? The author of "When China Rules the World," he examines why the West often puzzles over the growing power of the...
TED Talks
John Graham-Cumming: The greatest machine that never was
Computer science began in the '30s ... the 1830s. John Graham-Cumming tells the story of Charles Babbage's mechanical, steam-powered "analytical engine" and how Ada Lovelace, mathematician and daughter of Lord Byron, saw beyond its...
MinuteEarth
Unintended Consequences | MinuteEarth Explains
In this collection of classic MinuteEarth videos, we learn that for pretty much every action we humans take, there’s an unintended consequence we didn’t see coming.
TED-Ed
TED-Ed: The greatest mathematician that never lived | Pratik Aghor
When Nicolas Bourbaki applied to the American Mathematical Society in the 1950s, he was already one of the most influential mathematicians of his time. He'd published articles in international journals and his textbooks were required...
TED Talks
Pico Iyer: What ping-pong taught me about life
Growing up in England, Pico Iyer was taught that the point of a game was to win. Now, some 50 years later, he's realized that competition can be "more like an act of love." In this charming, subtly profound talk, he explores what regular...
TED Talks
Bina Venkataraman: The power to think ahead in a reckless age
In a forward-looking talk, author Bina Venkataraman answers a pivotal question of our time: How can we secure our future and do right by future generations? She parses the mistakes we make when imagining the future of our lives,...
TED Talks
David Hoffman: Sputnik mania
Filmmaker David Hoffman shares footage from his feature-length documentary Sputnik Mania, which shows how the Soviet Union's launch of Sputnik in 1957 led to both the space race and the arms race -- and jump-started science and math...
TED Talks
Doris Kearns Goodwin: Lessons from past presidents
Historian Doris Kearns Goodwin talks about what we can learn from American presidents, including Abraham Lincoln and Lyndon Johnson. Then she shares a moving memory of her own father, and of their shared love of baseball.