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Stephen Petranek:
Stephen Petranek compte à rebours vers l'Armageddon

TED2002 · 29:42 · Filmed Feb 2002
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Comment le monde pourrait-il finir ? Stephen Petranek explique les défis qui nous attendent afin de sauver la race humaine. Serons-nous exterminés par un astéroïde ? Par une catastrophe écologique ? Et qu'en est-il d'un collisionneur de particules qui tournerait mal ?

Editor
When he was editor-in-chief of Discover magazine, Stephen Petranek tangled with questions as big as the universe. Here he confronts the biggest question on the planet: What are the 10 most likely ways that life on the Earth could end? Full bio
This talk was presented at an official TED conference, and was featured by our editors on the home page.

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