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Mars May Have Been Wet More Recently

Mars may have been wet much later than previously thought, upping the chance the Red Planet could have hosted microbial life. Using data from NASA’s Mars Reconnaissance Orbiter, researchers say lakes and streams appeared on Marks a “billion years after a well-documented, earlier era of wet conditions on ancient Mars.” "We discovered valleys that carried water into lake basins," said Sharon Wilson of the Smithsonian Institution, Washington, and the University of Virginia,...

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