Water on Mars: New Evidence
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Photographs sent by a NASA orbiter suggests that water may indeed be flowing on Mars. And where there's water, there's at least a chance of life. By the Associated Press.
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By Warren E. Leary  Pictures of Martian gullies taken several years apart strongly suggest that water still flows at least occasionally on the surface of the planet, scientists have announced.
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Images taken by NASA's Mars Global  Surveyor spacecraft suggest the presence of liquid water on the  Martian surface, a tantalizing find for scientists wondering if  the Red Planet ever has harbored life.
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LOS ANGELES   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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NASA experts said they have detected evidence that liquid water existed on the surface of Mars in recent years, giving weight to hopes that signs of life on the Red Planet could still be found.
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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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NASA&#39;s older Martian robotic rover, Spirit, has found evidence that underground water changed a major rock formation called the Columbia Hills, scientists said yesterday.
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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 Mars Reconaissance Orbiter sends back images supporting theories that water once existed  -  or could still exist  -  on the red planet
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Evidence from the Mars exploration rovers Spirit and Opportunity has led scientists to suggest that water was once present in large quantities on the red planet.
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'Squirting Gun' NASA today unleashed its "squirting gun" by making bold claims about the presence of very liquid, very flowing water on Mars.â¦
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LOS ANGELES -- One of NASA&#39;s Mars rovers has found a rock that could provide new evidence that water once existed on the red planet.
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&quot;We have evidence that interaction with liquid water changed the composition of this rock,&quot; said Steve Squyres of Cornell University, chief investigator for the science instruments on both rovers. &quot;This is different from the rocks out on ...
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NASA&#39;s Mars rovers have uncovered more tantalizing evidence of a watery past on the Red Planet, scientists said Wednesday. And the rovers, Spirit and Opportunity, are continuing to do their jobs months after they were expected to ...
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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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Summary - (Oct 8, 2004) Now operating three times longer than originally expected, NASA&#39;s Mars Exploration Rovers are still turning up fresh evidence that liquid water once flowed on Mars.
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Scientific proof that water once flowed on Mars has been voted the breakthrough of the year. The journal Science said the discovery topped a list of studies that stood out from the many thousands published by scientific journals this year.