Mars Lander Sees Falling Snow, Soil Data Suggest Liquid Past

(PhysOrg.com) -- NASA's Phoenix Mars Lander has detected snow falling from Martian clouds. Spacecraft soil tests experiments also have provided evidence of past interaction between minerals and liquid water, processes that occur on Earth.

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<p><a href="http://www.physorg.com/news141922470.html">Mars Lander Sees Falling Snow, Soil Data Suggest Liquid Past </a></p> <p>(PhysOrg.com) -- NASA's Phoenix Mars Lander has detected snow falling from Martian clouds. Spacecraft soil tests experiments also have provided evidence of past interaction between minerals and liquid water, processes that occur on Earth. </p>