Mars Once Ripe for Life, Rovers Discover
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Water once covered thousands of square miles of Mars, creating an ancient environment that hints at the possibility that life might be present there yet today, scientists reported.
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US scientists have found new data showing patterns of water and methane on Mars could improve the chances life once existed there.
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The US space agency NASA says one of its two rovers on Mars has found possible fresh evidence that liquid water existed there in the past.
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The twin Mars rovers have found a wonderland of weird rocks and enticing dunes along with more evidence the Red Planet once had water, NASA scientists said Wednesday.
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The discovery by Nasa&#39;s robotic rovers of a watery past on Mars has topped a an eagerly awaited list of the 10 key scientific advances of 2004.
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LOS ANGELES - NASA&#39;s Spirit rover has found more evidence of past water on the hills of Mars, while its twin, Opportunity, has observed a field of dunes inside a crater.
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com. Researchers can now say definitively that Mars once supported a watery environment, but whether the red planet could have ever supported life is still far from certain.
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Almost by accident, NASA&#39;s Mars rover Opportunity has found a rock that may point to a second water event in the red planet&#39;s past.
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Panoramic snap reveals mystery 'figure' A Chinese website has reportedly posted the first sighting of Martian life in the form of a mysterious figure caught on camera by the Spirit rover:â¦
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LOS ANGELES Oct. 7, 2004 - NASA&#39;s Mars rovers don&#39;t seem to be wearing out, so mission planners have begun to think more boldly including a plan to let one climb up a steep slope from a crater it has been exploring to set out across a plain.
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As NASA's Mars rovers keep rolling past all expectations of their useful lives, scientists have a happy mystery: For some reason one of the vehicles has actually gained power recently.
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The most dramatic findings so far from NASA&#39;s twin Mars rovers -- telltale evidence for a wet and possibly habitable environment in the arid planet&#39;s past -- passed rigorous scientific scrutiny for publication in a major research journal.
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A remote Mars life-detection strategy is being tested in the fjords of Scandanavia, with a goal of eventually identifying even a single biological cell hiding in the rugged landscape.
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More than 30 years ago, when NASAâs two Viking landers looked for signs of life on Mars, the results were ambiguous.
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Spirit, one of the two rovers exploring Mars, has discovered the first rock on the planet that scientists say could have formed only in water - - but whether the water was flowing, or lay like a shallow sea that came and went, remains unknown, the mission
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Scientists say there is no doubt that abundant water once soaked Mars. Now the big question is whether the red planet ever supported life. Some experts say the early signs are promising.
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NASA&#39;s Mars rover Opportunity has arrived at its first stop inside an expansive crater, where it is poised to reach out and touch what may be the ancient remains of the red planet&#39;s surface, mission managers said Wednesday.