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Stephen Petranek ed il conto alla rovescia verso l'Armageddon

TED2002 · 29:42 · Filmed Feb 2002
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Come finirà il mondo? Stephen Petranek ci espone le sfide da affrontare nella corsa per la preservazione della razza umana. Verremo cancellati da un asteroide? Un collasso ecologico? E se un accelleratore di particelle impazzisse?

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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

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