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http://www.sciencenews.org/view/issue
February 13th, 2010
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Studies of how things fall apart may lead to materials that don’t (p. 18)
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Scientists turn to lowly creatures to unlock the secrets of regeneration (p. 22)
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Scientists create a new material that is strong, soft and self-healing. (p. 5)
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Forty Intel Science Talent Search 2010 finalists have been announced. (p. 8)
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Single-cell organism develops food distribution system that is as efficient as the Tokyo rail system; inspires new math model for designing dynamic systems. (p. 9)
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On average, the economic impact of late flights exceeds that of hurricanes (p. 9)
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A sea slug, long known as a kidnapper of algal biochemistry, can make its own supply of a key photosynthetic compound. (p. 10)
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Tricky measurements of flow reveal that air moves through the animal in one direction. (p. 11)
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Once-rare organisms can become dominant, probably as some environmental conditions change over time. (p. 11)
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Newborn babies readily link specific scents to breast-feeding and favor those smells as toddlers. (p. 12)
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A study of Greek school children indicates that spatial knowledge lies at the root of how youngsters conceptualize time. (p. 12)
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U.S. population data reveal possible relationship between cardiovascular risk and plastics chemical. (p. 13)
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A deep-sea gastropod’s natural shield may offer ideas for human protection. (p. 13)
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A study of patients with sepsis and a second in people with heart disease suggest the fish oil compound may aid health. (p. 14)
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Same form has been linked to longevity and ‘good’ cholesterol levels. (p. 14)
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A recent drop in summer highs may be linked to greater moisture from the Great Plains. (p. 15)
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Telecommunication cables could give early warnings of giant waves. (p. 15)
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The plant's newly sequenced genetic blueprint includes a surprising number of spare copies. (p. 16)
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Antibiotic-resistant microbe's detailed family tree reveals roots of the global infection. (p. 16)
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The molecule’s real job may be to maintain myelin around nerves. (p. 17)
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(p. 4)
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(p. 4)
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(p. 28)
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Review by Sid Perkins (p. 30)
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Review by Rachel Ehrenberg (p. 30)
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Review by Rachel Zelkowitz (p. 31)
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(p. 32)
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