Mars Rovers Find More Evidence of Water
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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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Curious deposits on Mars that originally appeared to be signs of an ancient ocean were instead produced by water emerging from underground, a new study finds.
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New data showing overlap in patterns of water and methane in Mars' atmosphere may have implications for the idea that life exists there.
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London - An unexplained phenomenon akin to a space-borne carwash has boosted the performance of one of the two US rovers probing the surface of Mars, New Scientist magazine said on Tuesday.
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By J. Craig Anderson, The Tribune, Mesa, Ariz.  Dec. 7--A Mars exploration team with strong ties to Arizona has uncovered the strongest visual evidence to date that water -- the most crucial substance for sustaining life -- is present on the Red Planet.
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Spurred on by new evidence of water, experts announced plans to use powerful cameras to seek rock-solid proof that the liquid hasn't stopped flowing on Mars.
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The Mars rover Spirit has uncovered the strongest evidence yet that the planet used to be wetter than previously thought, scientists reported Monday.
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The two roving vehicles Spirit and Opportunity have explored Mars about three times as long as originally scheduled and keep finding evidence of past liquid water.
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Now that NASA's Mars Exploration Rover Spirit is finally examining bedrock in the "Columbia Hills," it is finding evidence that water thoroughly altered some rocks in Mars' Gusev Crater.
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NASA&#39;s Mars rover, Opportunity, has discovered more evidence that water may have flowed over rocks on the Red Planet. Data sent back by Opportunity suggests an area known as the Meridiani Planum, was drenched
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PASADENA, Calif. - A patch of Martian soil analyzed by NASA's rover Spirit is so rich in silica that it may provide some of the strongest evidence yet that ancient Mars was much wetter than it is now.
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By ALICIA CHANG, THE ASSOCIATED PRESS  LOS ANGELES  A provocative new study of photographs taken from orbit suggests that liquid water flowed on the surface of Mars as recently as several years ago, raising the possibility that the Red Planet could harbor an environment favorable to life.
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One of NASA&#39;s twin robotic Mars rovers, Spirit, has discovered a mineral linked to water according to ABC. &quot;Scientists identified the mineral goethite in bedrock studied in the Columbia Hills.
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Case closed AAAS Yet more evidence of liquid erosion on Mars from the high resolution camera aboard the Reconnaissance Orbiter has further bullet-proofed claims that there was once water on Mars.â¦
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ith one Mars rover climbing into the hills and the other descending deep into a crater, scientists yesterday reported the discovery of several mysterious rock structures along with yet more signs that Mars was once awash in water.
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After months of crossing a vast Martian crater floor and zigzagging up low-slung hills, NASA&#39;s Spirit rover has spotted its first hint that water once coursed across the now-desert-like region, scientists said Wednesday.
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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