News tagged with chemical composition

Sunlight changes aerosols in clouds

(PhysOrg.com) -- Today's climate models regard organic aerosols as static carbon-based molecules, but scientists at Pacific Northwest National Laboratory and the University of California, Irvine showed that the particles ...

dateOct 12, 2011 in Earth Sciences
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Puzzling comet composition solved?

For years comets have mystified scientists with their compositions that appear to have formed in both warm and cold environments, rather than in one location of a uniform temperature. But new research shows that the reason ...

dateOct 05, 2011 in Space Exploration
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Saturn's moon Enceladus spreads its influence

(PhysOrg.com) -- Chalk up one more feat for Saturn's intriguing moon Enceladus. The small, dynamic moon spews out dramatic plumes of water vapor and ice -- first seen by NASA's Cassini spacecraft in 2005. It possesses simple ...

dateSep 22, 2011 in Space Exploration
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BP oil not degrading on Gulf floor, study says

(AP) -- Tar balls washed onto Gulf of Mexico beaches by Tropical Storm Lee earlier this month show that oil left over from last year's BP spill isn't breaking down as quickly as some scientists thought it would, university ...

dateSep 20, 2011 in Environment
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