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Submission + - Evidence for Liquid Water on a Frozen Early Mars (

Matt_dk writes: "NASA scientists modeled freezing conditions on Mars to test whether liquid water could have been present to form the surface features of the Martian landscape. Evidence suggests flowing water formed the rivers and gullies on the Mars surface, even though surface temperatures were below freezing. Dissolved minerals in liquid water may be the reason."
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Evidence for Liquid Water on a Frozen Early Mars

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Any program which runs right is obsolete.