Thursday, September 27, 2012

Mars rover Curiosity finds signs of ancient stream

This image provided by NASA shows shows a Martian rock outcrop near the landing site of the rover Curiosity thought to be the site of an ancient streambed, next to similar rocks shown on Earth. Curiosity landed in a crater near Mars' equator on Aug. 5, 2012, on a two-year mission to study whether the environment could have been favorable for microbial life.