More Clues to Present Life on Mars
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Recent analyses of ESAÃ¢ÂÂs Mars Express data reveal that concentrations of water vapour and methane in the atmosphere of Mars significantly overlap. This result provides important new hints to evaluate the hypothesis of present life on the Red Planet.
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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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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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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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LOS ANGELES - NASA&#39;s Mars rover, Opportunity, has found more signs that rocks on the Red Planet were once submerged in water. Data sent by Opportunity suggest a crater was drenched a second time after drying out, scientists said.
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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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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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Europe âs Mars Express is gathering data regarding the geological and atmospheric processes on the red planet -- information that might shore up the case that present-day life is percolating subsurface.
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Spectacular new images of Mars could reveal clues about tens of millions of years of the red planet's history.
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NEW YORK: Photographs taken by a spacecraft orbiting Mars indicate that active volcanoes may still exist on the red planet, further eroding its image as a dead world and offering prime sites to prospect for signs of Martian life.
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Scientists analysing data from the Mars exploration Rover missions believe water was involved in the formation of rocks on the planet.
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Images from a European space probe reveal recent glacial deposits and lava flows on Mars that suggest the red planet is more active than many scientists had thought.
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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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BEIJING, Aug. 19 (Xinhuanet) -- NASA&#39;s Mars rovers have uncovered more clues about how water shaped the Red Planet, scientists said 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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Curious polygon shapes on the surface of Mars are among the latest evidence clearly suggesting the presence of water, and some of it may have appeared there even after the surface was bombarded by objects from distant space.
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An orbiting spacecraft has sent back new evidence for the presence of water on Mars.