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How the Universe Works: Season 5

5x07 Life and Death on the Red Planet
TV-PG

  • 2017-01-25T02:00:00Z on Science
  • 42m
  • United States
  • English
  • Documentary
Life once existed on Mars, but a series of devastating mass extinctions have made present-day life nearly impossible. The latest science shows how Martian life keeps bouncing back as it transforms from a watery world like Earth into a desert planet.
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