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Water ran on Mars Around 1 Million Years Ago Wednesday, March 04, 2009 - Iddo Genuth Home >> Headlines >> Space   
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Water that melted from ice and snow carved channels through a Martian gully and deposited a fan of mud at its mouth less than 1.25 million years ago — a recent time when early humans were walking upright and making tools on Earth, suggests a new study. Previously, many scientists thought most water on Mars during that time period consisted of ice that sublimed directly into vapour and vice versa, with occasional bursts of liquid from groundwater sources. (source: cbc.ca)
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