TED-Ed
TED-Ed: Can you solve the fortress riddle? | Henri Picciotto
Bad news: your worst enemies are at the gate. Your fledgling kingdom guards the world's only herd of tiny dino creatures. To you, they're sacred. To everyone else, they're food. The three closest nation-states have teamed up to smash...
TED-Ed
TED-Ed: Why plague doctors wore beaked masks | TED-Ed
The year is 1656. Your body is wracked by violent chills. Your head pounds and you're too weak to sit up. In your feverish state, you see a strange-looking man wearing a beak-like mask, his body covered from head to toe. Without seeing...
TED-Ed
TED-Ed: Why are sloths so slow? - Kenny Coogan
Sloths spend most of their time eating, resting, or sleeping; in fact, they descend from their treetops canopies just once a week, for a bathroom break. How are these creatures so low energy? Kenny Coogan describes the physical and...
TED Talks
TED: What will you tell your daughters about 2016? | Chinaka Hodge
With words like shards of glass, Chinaka Hodge cuts open 2016 and lets 12 months of violence, grief, fear, shame, courage and hope spill out in this original poem about a year none of us will soon forget.
TED Talks
TED: This is what democracy looks like | Anthony D. Romero
In a quest to make sense of the political environment in the united States in 2017, lawyer and ACLu executive director Anthony D. Romero turned to a surprising place -- a 14th-century fresco by Italian Renaissance master Ambrogio...
TED-Ed
TED-Ed: Do IQ tests actually measure intelligence?
In 1905, psychologists Alfred Binet and Théodore Simon designed a test for children who were struggling in school in France. Designed to determine which children required individualized attention, their method formed the basis of the...
Crash Course
World War II Part 2 - The Homefront Crash Course US History
In which John Green teaches you about World War 2, as it was lived on the home front. You'll learn about how the war changed the country as a whole, and changed how Americans thought about their country. John talks about the government...
TED Talks
Emma Schachner: The secret weapon that let dinosaurs take over the planet
We've all heard the theories on why the dinosaurs died -- but how did they come to dominate the earth for so long in the first place? (Hint: it has nothing to do with their size, speed, spikes or fantastic feathers.) Travel back in time...
TED Talks
Jennifer 8. Lee: The hunt for General Tso
Reporter Jennifer 8. Lee talks about her hunt for the origins of familiar Chinese-American dishes -- exploring the hidden spots where these two cultures have (so tastily) combined to form a new cuisine.
TED Talks
James Flynn: Why our IQ levels are higher than our grandparents'
It's called the "Flynn effect" -- the fact that each generation scores higher on an IQ test than the generation before it. Are we actually getting smarter, or just thinking differently? In this fast-paced spin through the cognitive...
MinuteEarth
Dangerous Marshmallows?!
Burning a marshmallow can release more energy than detonating an equal mass of TNT...so why isn't a marshmallow as dangerous?
MinuteEarth
Do You Need To Be Rich To Be Healthy? (ft. Bill Gates)
No matter how wealthy a country is, there's a lot it can do to improve the health of its citizens.
SciShow
Alan Turing and The Imitation Game
The Imitation Game comes out tonight, but before its release, Hank got to talk with the film's director Morten Tyldum and screenwriter Graham Moore about bringing one of the world's most brilliant mathematicians to film.
SciShow
The Legendary Arecibo Radiotelescope
All telescopes work by gathering light from the stars, but one held the crown for square footage for collecting that light for 53 years. The amazing Arecibo.
MinuteEarth
The Great Acceleration
We’re in the middle of a rapid, unprecedented, and world-changing increase in the intensity and scale of human activity on this planet.
MinuteEarth
Where Will The Next Pandemic Come From?
The most likely cause of the next pandemic will be the “spillover” of a disease from one of a select group of animals with particular immune system traits and interactions with humans.
MinuteEarth
The Freshwater Paradox
Even though less than 1% of Earth's water is freshwater, it's the home for 50% of fish species. This is the Freshwater Paradox.
TED-Ed
TED-Ed: Can you outsmart the college admissions fallacy? | Elizabeth Cox
It's 1990. A prospective student has filed a complaint about Virginia Military institute's admissions policy that excludes women. The state argues that VMI's single sex education is an "important governmental objective" and that the...
TED-Ed
TED-Ed: Can love and independence coexist? | Tanya Boucicaut
Baritone thunder. Snarling winds. Consuming downpours. Okeechobee, the hurricane of 1928, forced many to flee their ruined communities. But for Janie Crawford, it inspired an unexpected homecoming. So begins Zora Neale Hurston's...
Crash Course
Dances to Flute Music and Obscene Verse. It's Roman Theater, Everybody: Crash Course Theater #5
Today, Mike Rugnetta takes you from our beginnings in ancient Greek theater, and moves on to the development of Roman theater. Which, it turns out, is A LOT like Greek theater. Because the Romans were real Grecophiles, they modeled their...
TED-Ed
TED-ED: The complex geometry of Islamic design - Eric Broug
In Islamic culture, geometric design is everywhere: you can find it in mosques, madrasas, palaces, and private homes. And despite the remarkable complexity of these designs, they can be created with just a compass to draw circles and a...
Crash Course
Islam and Politics: Crash Course World History 216
In which John Green teaches you about how Islam has interacted with politics during it's history, and how it continues to do so today. Islamist movements are in the news a lot lately, but how did that happen. John will point out that...
TED-Ed
TED-ED: The secrets of Mozart's "Magic Flute" - Joshua Borths
Wolfgang Amadeus Mozart's "Die Zauberflote" ("The Magic Flute") is widely regarded as one of the most influential operas in history. And while it may seem like a childish fairytale at first glance, it's actually full of subversive...
TED Talks
César Hidalgo: A bold idea to replace politicians
César Hidalgo has a radical suggestion for fixing our broken political system: automate it! In this provocative talk, he outlines a bold idea to bypass politicians by empowering citizens to create personalized AI representatives that...