Mount Sharp -- the mountain at the centre of the Gale Crater, where the Curiosity rover is currently working -- appears to have been built up over time by wind, not water, according to a new study.
One of the primary reasons the Gale Crater was such a promising landing site for Curiosity was its geology, and the suspected geology of Mount Sharp. A landscape sculpted by liquid water would be one more likely to have once supported life, so Nasa's scientists deliberately chose a site with rocks that appeared to have been laid down as sediment.
By: Ian Steadman, Edited by: Olivia Solon
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via Wired.co.uk
http://www.wired.co.uk/news/archive/2013-05/8/mars-mountain-made-by-wind
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