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Stephen Petranek:
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?

Technology forecaster
Stephen Petranek untangles emerging technologies to predict which will become fixtures of our future lives — and which could potentially save them. 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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