Archive: 14/02/2011

The two faces of Tempel 1

(PhysOrg.com) -- Just one year before its Feb. 14 encounter with comet Tempel 1, NASA's Stardust spacecraft performed the largest rocket burn of its extended life. With the spacecraft on the opposite side of the solar system ...

dateFeb 14, 2011 in Space Exploration
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World phosphorous use crosses critical threshold

(PhysOrg.com) -- Recalculating the global use of phosphorous, a fertilizer linchpin of modern agriculture, a team of researchers warns that the world's stocks may soon be in short supply and that overuse in the industrialized ...

dateFeb 14, 2011 in Environment
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Strange ways of wooing

Birds do it, fish do it, even sexually ambiguous flatworms do it: all these creatures use complex strategies to win at the mating game.

dateFeb 14, 2011 in Plants & Animals
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