Life once existed on Mars, but a series of devastating mass extinctions have made present-day life nearly impossible. The latest science shows how Martian life keeps bouncing back as it transforms from a watery world like Earth into a desert planet. |
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Title: | Life and Death on the Red Planet | |
Air Date: | January 24, 2017 | |
Runtime: | 60 min | |
yellow_rose1 : it was deplorable behavior and for what, nothing was gained nothing would have been gained...