Mars is seen as the next major challenge for human exploration, but establishing life there is not easy.
Mars is no longer just a story about a single lost ocean or one fleeting window for biology. Taken together, recent rover results and orbital studies now point to a planet that may have been welcoming ...
AUSTIN (KXAN) — The discovery of life on Mars is a tad closer than ever before. This month, NASA announced the discovery of signs of life on the red planet in deposits of clay and silt in a canyon.
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