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Mars may have been warm enough to support liquid water

Last Updated: Tuesday, April 9, 2013, 13:30

A new study of how carbon is trapped and released by iron-rich volcanic magma gives hint about the early atmospheric evolution on Mars and other terrestrial bodies.

Liquid water of frozen Alaskan sand dunes hints of a wetter Mars

Last Updated: Saturday, March 30, 2013, 15:14

The presence of liquid water at and beneath frozen Alaskan sand dunes during the winter months suggests that liquid water could also be temporarily stable (or metastable) at frost-covered sand dunes on Mars.