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Watch NASA's Unexplained Files Season 6 Episode 8 Online

  • 7/10
  • COUNTRIES: United States of America,United Kingdom,India
  • Subtitles: English

A strange discovery by NASA's Mars Curiosity rover suggests the Red Planet was home to an alien nuclear war 300 million years ago. Experts investigate if an extraterrestrial Armageddon transformed an earth-like world into the wasteland we know today.