8,401 results found

How to start a movement

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How do you know whom to trust?

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A host of heroes

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Pool medical patents, save lives - Ellen 't Hoen

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A 40-year plan for energy - Amory Lovins

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What is a dirigible?

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Pavlovian reactions aren't just for dogs

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Leaders and followers: what tango teaches

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The search for other Earth-like planets

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A life lesson from a volunteer firefighter

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How much does a video weigh?

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Making sense of how life fits together

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String theory and the hidden structures of the universe

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Dare to educate Afghan girls - Shabana Basij-Rasikh

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From mach-20 glider to humming bird drone - Regina Dugan

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Mysteries of vernacular: Miniature

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How does an atom-smashing particle accelerator work?

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The magic of Vedic math

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What is Zeno’s Dichotomy Paradox?

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Every city needs healthy honey bees - Noah Wilson-Rich

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A future beyond traffic gridlock - Bill Ford

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How is power divided in the United States government?

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Misconceptions about falling objects

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What cameras see that our eyes don’t

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The beginning of the universe, for beginners

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