Scientists: Water likely flows on Mars
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New photographs from space suggest that water occasionally flows on the frigid surface of Mars, raising the tantalizing possibility that the Red Planet is hospitable to life, scientists reported Wednesday.
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JACKSON HOLE, Wyoming -- There is mounting evidence of the role of water  in Mars' evolution. That fact appears to have been favorable to the  development of life -- and the leftover calling card of past biology may be  preserved in that world's geologic record.
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A new hypothesis could explain how the climate of early Mars became warm enough to support oceans.
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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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com. 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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NASA&#39;s Mars rover Opportunity found evidence for a lake or sea on Mars, and new research suggests the body of water was deep, large and long-lasting.
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By RANDOLPH E. SCHMID Associated Press  WASHINGTON -- An orbiting spacecraft has sent back new evidence for the presence of water on Mars.    Scientists long have debated whether water flowed on the red planet, with evidence increasing in recent years.
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The Mars rover Opportunity has found new evidence of past existence of water on the Red Planet, NASA said. Opportunity keeps finding new clues of past water as it continues probing Mars, said mission scientists
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Findings in the Martian atmosphere by the European Mars Express spacecraft orbiting the red planet correspond to areas where the US Mars Odyssey spacecraft has detected possible water ice just beneath the surface.
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NASA&#39;s Jet Propulsion Laboratory says the Mars rover Spirit has found a mineral linked to water during its exploration of the Red Planet.
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WASHINGTON --      A pair of NASA scientists told a group of space officials at a private meeting      here Sunday that they have found strong evidence that life may exist today      on Mars, hidden away in caves and sustained by pockets of water.
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After studying thousands of images from Mars, scientists now are convinced that liquid water once flowed on the surface of the red planet, increasing the odds that life may have existed there in the distant past.
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European Space Agency -- Recent results from the ASPERA-3 instrument on board Mars Express confirm that a very efficient process is at work in the Martian atmosphere which could explain the loss of water.     Water is believed to have once been abundant on the Red Planet...
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Stunning color images offer new evidence that plentiful water once percolated through Martian bedrock&#8212;and new hints as to where life might be hiding.
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Nasa's robotic rover Spirit has found evidence that water washed and altered rocks in the hills it has been exploring on Mars.
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The hills of Mars yielded more tantalizing clues about how water shaped the Red Planet in tests by NASA (news - web sites)&#39;s robotic geologist, Spirit, while its twin
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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.