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Sung Wook Paek

Asteroids Could Be Deflected Using Paintballs If We Had 20 Years to Spare

The potential for a huge asteroid impact is something that doesn't just concern science fiction these days. Scientists have spent a number of hours pondering exactly how the world might deal with an incoming catastrophe from space. Somehow blowing up any wayward asteroids is a constant suggestion in popular culture, but the reality is that an explosion might just create more debris with which to deal. Sung Wook Paek, an MIT grad student, has suggested that we should instead fire two volleys of paintballs at any asteroid on a collision course.

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