America in Transition Pages

Tuesday, October 13, 2015

Pebbles on Mars point to an ancient river in Gale Crater, study finds

By examining the telltale contours of Martian pebbles spotted by NASA’s Curiosity rover, scientists say that they have found evidence of a river in Gale Crater that must have flowed for many miles.

The findings, published in the journal Nature Communications, add to the growing body of evidence...



from L.A. Times - Science http://ift.tt/1L9oDkV
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