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Adam Savage walks through two spectacular examples of profound scientific discoveries that came from simple, creative methods anyone could have followed -- Eratosthenes' calculation of the Earth's circumference around 200 BC and Hippolyte Fizeau's measurement of the speed of light in 1849. Find more TED-Ed videos on our new YouTube channel: youtube.com/TEDEd.
Adam Savage, the host of "MythBusters" on the Discovery Channel, is a longtime special-effects artist and a minor obsessive. Full bio ยป
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How does the metaphorical lightbulb go off? Is it a flash of genius? The power of crowds? These heady talks explore the nature of ideas...
Curated by TED
All over the world, there's a growing consensus that our education systems are broken. These educators offer lessons in how we might re-imagine...
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