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Ancient wonders captured in 3D - Ben Kacyra
Ancient monuments give us clues to astonishing past civilizations -- but they're under threat from pollution, war, neglect. Ben Kacyra, who invented …
2 weeks, 1 day ago
Would you raise the baby that devoured your siblings? - Francesca Barbero
Explore how the offspring of parasitic butterflies trick their way into ant colonies for food and protection.
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You might not guess it, but Alcon blue…
2 weeks, 1 day ago
A map of the brain - Allan Jones
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, …
2 weeks, 1 day ago
The science of spiciness - Rose Eveleth
View full lesson: http://ed.ted.com/lessons/the-science-of-spiciness-rose-eveleth
When you take a bite of a hot pepper, your body reacts as if your mo…
2 weeks, 1 day ago
Creating the Seed Cathedral - Thomas Heatherwick
View full lesson: http://ed.ted.com/lessons/building-the-seed-cathedral-thomas-heatherwick
A future more beautiful? Architect Thomas Heatherwick shows…
2 weeks, 1 day ago
Why do visual illusions occur? - Mark Changizi
View full lesson: http://ed.ted.com/lessons/why-do-we-see-illusions-mark-changizi
Why can't our extremely complex eyes render simple optical illusions…
2 weeks, 1 day ago
The science of humor - Sasha Winkler
Explore the common scientific theories about why humans laugh, and how this universal behavior evolved.
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Isn’t it odd that, when something’s funny, y…
2 weeks, 1 day ago
Euclid's mysterious parallel postulate - Jeff Dekofsky
View full lesson: http://ed.ted.com/lessons/euclid-s-puzzling-parallel-postulate-jeff-dekofsky
Euclid, known as the "Father of Geometry," developed se…
2 weeks, 1 day ago
Why do you get a fever when you're sick? - Christian Moro
Discover what happens in your body when you have a fever and why its role in our immune response remains a mystery to scientists.
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There are many my…
2 weeks, 1 day ago
The secret society of the Great Dismal Swamp - Dan Sayers
Uncover the history of the hidden communities that inhabited the Great Dismal Swamp in North America.
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Straddling Virginia and North Carolina is an …
2 weeks, 1 day ago