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As meteor risks rise, how can Earth avoid destruction?

  • Aired: 11/07/2013
  • 04:28
  • Rating: NR
New research reveals that space fragments are hitting our planet 10 times more often than previously thought. Will we suffer the same fate as the dinosaurs? NewsHour science correspondent Miles O'Brien explains to Judy Woodruff that scientists have the technology to avoid meteors en route to Earth, but they need warning first.
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As meteor risks rise, how can Earth avoid destruction?
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