Wednesday, March 13, 2013

Big News From Mars

Yesterday, NASA announced that analysis of soil samples collected by its Curiosity rover show that all the chemical building blocks for life as we know it exist on Mars.  It's a stupendous discovery.  Coupled with a powerful case for a warmer, wetter Mars in the past, the potential for finding life beyond Earth has never been higher.

The next big governing question may be: Does life arise easily when all the basics are present, or is it the result of a serendipidous process?

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