Archive: 14/10/2008

Teaching Nano to Swim

( -- Ayusman Sen, head of the Department of Chemistry at Penn State, makes tiny, metallic objects do something extraordinary -- he makes them swim. Sen's work is driven by catalysis, the chemical phenomenon whereby ...

dateOct 14, 2008 in Nanophysics
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New images yield clues to seasons of Uranus

( -- With an 84-year orbit around the sun, it isn't often that planetary scientists have an opportunity to observe the change of seasons on Uranus, a planet some 19 times farther from the sun than the Earth.

dateOct 14, 2008 in Astronomy
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