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Water on Mars? NASA finds evidence of once-flow...
Sept. 27: The Mars Rover has detected the first on-the-ground evidence of an ancient streambed. If there was water, could Mars have supported life? NBC’s Tom Costello reports
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Nightly News:   Water on Mars? NASA finds evidence of once-flowing river
Season 2012 : Episode 0927
Sept. 27: The Mars Rover has detected the first on-the-ground evidence of an ancient streambed. If there was water, could Mars have supported life? NBC’s Tom Costello reports
Aired: 12-09-27
Views: 21071

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