Phil Plait:
Phil Plait: Com defensar la Terra dels asteroids.

TEDxBoulder 2011 · 14:16 · Filmed Sep 2011
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Què medeix sis milles i pot acabar amb la civilització en un instant? Un asteroid - i n'hi ha un munt allà fora. Amb humor i esplèndids visuals, en Phil Plat captiva l'audiència de TEDxBoulder amb totes les maneres que podem morir per un asteroid, i com ho podem fer per a evitar-los.

Phil Plait blogs at Bad Astronomy, where he deconstructs misconceptions and explores the wonder of the universe. Full bio
This talk was presented to a local audience at TEDxBoulder 2011, an independent event. TED editors featured it among our selections on the home page.



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