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Science  24 Sep 2010:
Vol. 329, Issue 5999, pp. 1587
DOI: 10.1126/science.329.5999.1587

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ScienceNOW reported this week that whole communities of organisms can make long ocean voyages floating on organic rafts, squeezing an aluminum alloy produces a metal that's as strong as steel but much lighter, and the finalists in the Dance Your Ph.D. contest have been announced, among other stories.