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What's the definition of comedy? Banana. - Addison Anderson
View full lesson: http://ed.ted.com/lessons/what-s-the-definition-of-comedy-banana-addison-anderson
What makes us giggle and guffaw? The inability to …
19 hours ago
Greening the ghetto - Majora Carter
View full lesson: http://ed.ted.com/lessons/majora-carter-greening-the-ghetto
In an emotionally charged talk, MacArthur-winning activist Majora Carter…
19 hours ago
The Arctic vs. the Antarctic - Camille Seaman
View full lesson: http://ed.ted.com/lessons/the-arctic-vs-the-antarctic-camille-seaman
How can you tell the two poles apart? Where are the penguins? W…
19 hours ago
What sleep deprivation does to the teenage brain - Wendy Troxel
Dig into how sleep deprivation affects the teenage body and brain, and what can be done to help adolescents get enough sleep.
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Sleep deprivation amon…
20 hours ago
The endurance of the sea turtle
Watch the miraculous journey of infant sea turtles as these tiny animals run the gauntlet of predators and harsh conditions. Then, in numbers, see ho…
20 hours ago
Was Alexander the Great actually that impressive? - Stephanie Honchell Smith
Alexander the Great transformed the world during his reign — but was he an embattled leader, or a ruthless conqueror?
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Alexander the Great fundamenta…
20 hours ago
The punishable pitfalls of plagiarism - Melissa Huseman D'Annunzio
View full lesson: http://ed.ted.com/lessons/the-punishable-perils-of-plagiarism-melissa-huseman-d-annunzio
Fighting plagiarism is serious business. Fr…
21 hours ago
Ugly History: The Spanish Inquisition - Kayla Wolf
Dig into the era of the Spanish Inquisition, when the Catholic Church was charged with rooting out and punishing heresy.
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In 1478, Pope Sixtus IV iss…
21 hours ago
How tall can a tree grow? - Valentin Hammoudi
What makes a tree grow tall? And do trees ever stop growing? Explore how photosynthesis and gravity can affect and limit the height of trees.
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Reach…
21 hours ago
The Taino myth of the cursed creator - Bill Keegan
Dive into the Taino myth of the sea, and watch as Deminan and his brothers accidentally create a new world from a giant gourd.
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Before the world of …
21 hours ago