
A new analysis of a Martian rock that meteorite hunters plucked from an Antarctic ice field 30 years ago this month reveals a record of the planet’s climate billions of years ago, back when water likely washed across its surface and any life that ever formed there might have emerged.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/I-IyB96NrRo/141222165037.htm