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DNA analysis may be done on Mars for first time - space - 09 April 2009 - New ScientistIn August 1996, molecular biologist Gary Ruvkun was about to reveal one of the biggest discoveries of his scientific career. His lab at Harvard Medical School had recently found a gene called age-1 that determines lifespan in roundworms. Their work offered the tantalising possibility that ...
Phil Duby
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8 months ago
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Alien Safari Part 2: Life Above and BelowAlien Safari Part 2: Life Above and Below Summary (Feb 09, 2009): At the most recent NASA Astrobiology Science Conference, a panel of scientists discussed different types of planets where we might find alien life. In the second part of this series, T.C. Onstott digs beneath the surface to look ...
Calvin Smith
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10 months ago
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Martian Methane Reveals the Red Planet is not a Dead PlanetMars today is a world of cold and lonely deserts, apparently without life of any kind, at least on the surface. Worse still, it looks like Mars has been cold and dry for billions of years, with an atmosphere so thin, any liquid water on the surface quickly boils away while the sun's ultraviolet ...
Calvin Smith
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11 months ago
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Whiff Of Martian Methane Offers Lively PossibilitiesNo one is suggesting that Mars has flatulent cows, but a new study shows that the Red Planet, like Earth, spews methane. Researchers say it’s possible that the gas could be generated by bacteria living beneath the Martian surface. The methane emissions, observed over three Mars years (seven ...
Calvin Smith
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11 months ago
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Life on Mars? Researchers say elusive mineral bolsters chancesA research team led by Brown University has found evidence of carbonates, a long-sought mineral that shows Mars was home to a variety of watery environments — some benign, others harsh — and that the acidic bath the planet endured left at least some regional pockets unscathed.
Phil Duby
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12 months ago
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Important role of groundwater springs in shaping MarsData and images from Mars Express suggest that several Light Toned Deposits, some of the least understood features on Mars, were formed when large amounts of groundwater burst on to the surface. Scientists propose that groundwater had a greater role in shaping the martian surface than previously ...
Phil Duby
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12 months ago
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SPACE.com -- Simulation Shows Bacteria Could Live on MarsNow, building on a tradition of ground-based simulation that extends back to 1958, a new series of experiments, conducted by an interdisciplinary research team from the Faculty of Natural Sciences of the University of Aarhus, Denmark, suggests that indeed bacteria could survive beneath the ...
Calvin Smith
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13 months ago
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Buried Martian GlaciersNASA's Mars Reconnaissance Orbiter has revealed vast martian glaciers of water ice under protective blankets of rocky debris at much lower latitudes than any ice previously identified on the Red Planet. Scientists analyzed data from the spacecraft's ground-penetrating radar and report in the ...
Calvin Smith
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13 months ago
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Gamma-Ray Evidence Suggests Ancient Mars Had OceansAn international team of scientists who analyzed data from the Gamma Ray Spectrometer onboard NASA's Mars Odyssey reports new evidence for the controversial idea that oceans once covered about a third of ancient Mars.
Calvin Smith
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13 months ago
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European Edition Astrobiology MagzineIf you want to learn about the role of water on Mars and Europa, Iceland is a good place to start. This land of fire and ice provides many examples of glaciers and melt water in circumstances that might exist on other rocky planets or moons in the solar system.
Calvin Smith
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16 months ago
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