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Ancient Mars Caverns May Have Captured Flood Water
2012-12-05 16:24:33

Researchers have found evidence that ancient caverns on Mars may have captured enormous flood waters some 2 billion years ago.


Word of the Day
aphotic
  • Having no light.
  • Of or relating to the region of a body of water that is not reached by sunlight and in which photosynthesis is unable to occur.
The word 'aphotic' comes from Greek roots meaning 'without' and 'light'.
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