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Was there a giant ancient ocean on Mars?
For a while now, scientists thought parts of Mars were made up of what was once a dried-up ocean bottom. There's never been any proof though.
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Was there a giant ancient ocean on Mars?
For a while now, scientists thought parts of Mars were made up of what was once a dried-up ocean bottom. There's never been any proof though.
Date: 7/22/13
Views: 68065
Video by:  MSN News/Newsy
 
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