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NASA Finds Mars Had Habitable Environments

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By Molly Samuel

There's new evidence that Mars could have supported life at some point. Scientists knew there had been water on Mars, but weren't sure if it was too acidic — and the rest of the environment too harsh — for life as we know it to survive. Now they've established that water on Mars was fresh enough that we might have been able to drink it, and that the planet could have supported microbial life in the past.

The Chemistry and Minerology instrument, or CheMin, developed at NASA's Ames Research Center in Silicon Valley, was key to the discovery. David Blake, the
Source: KQED Radio News

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