Show 152: Salty Mars - Extreme Astronomy

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Show 152: Salty Mars

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Show 152: Salty Mars

Mars was too salty to sustain life for much of its history, new evidence from the Opportunity rover on the Martian surface indicates. Minerals deposited in sedimentary rocks suggest they formed in extremely salty water -- even saltier than oceans on Earth. Such conditions would have made it inhospitable to even the toughest micro-organisms.

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