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NASA finds clues to possible water flows on Mars

NASA finds clues to possible water flows on Mars The U.S. space agency NASA said its Mars Reconnaissance Orbiter and Odyssey orbiter, have sent back clues that suggest that liquid water may still exist today on the Red Planet, Mars. The spacecraft spotted “dark, finger-like markings” that advance down some Martian slopes when temperatures rise, as well as corresponding seasonal changes in iron minerals... 
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Added February 11, 2014
from The Punch News