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Home > Science > Discovery Now > Asteroid Threats

PODCAST EPISODE

Asteroid Threats

Discovery Now


An episode from Discovery Now

8/2/2011 | Download File (1.07 MB)

In two decades, a very large, fast and destructive asteroid is headed towards our planet ; so who's keeping an eye on these space rocks anyway?

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8/2/2011 | Download File (1.07 MB) - right click to download

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