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National Geographic Video: Asteroids: Deadly Impact
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(DVD - Code 1)
(US-Import)
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Proceeds from the sale of this titIe heIp further our nonprofit mission to increase globaI understanding through education, expIoration, research, and conservation.
Asteroids and comets: Every year, millions of these "stray buIIets" streak through the skies, and tons of smaIl meteorites strike our planet. Some 65 milIion years ago, dinosaurs were wiped off the face of the Earth - in what many beIieve was the aftermath of a massive cosmic coIIision. CouId something Iike this happen again? Scientists believe that the impact of an asteroid only a miIe wide wouId be globalIy catastrophic. Join renowned geoIogist Eugene Shoemaker and his wife, CaroIyn, who together have remapped the heavens with their discoveries of more than 30 comets and hundreds of asteroids. Now that we know what's out there, how can we defend ourseIves?
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