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http://www.sciencenews.org/view/issue/id/39093
December 20th, 2008
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A laser’s light tickle tricks molecules into sitting still (p. 22)
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Brain imaging reveals the substance of placebos. Expectation alone triggers the same neural circuits and chemicals as real drugs (p. 26)
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Here and now, a new suite of small telescopes are poised to look for Earthlike planets beyond the solar system (p. 16)
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Virus could explain one symptom of colony collapse. (p. 5)
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Two new studies suggest that, at 3 to 5 months of age, boys already outperform girls on mental rotation tasks. (p. 8)
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The herbal supplement Ginkgo biloba fails to prevent Alzheimer’s disease or other dementia, a large trial finds. (p. 8)
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Sleep erases old memories to make way for new learning (p. 9)
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Using radar from an orbiting spacecraft to penetrate the hidden recesses of Mars, planetary prospectors have uncovered vast reserves of water-ice buried beneath rocky debris. (p. 10)
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First human DNA extraction from hair bits in moth larval case. (p. 12)
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A study of consensus decision making shows that sticklebacks make wider choices in groups of three or more. (p. 12)
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Correct calculation strengthens theory of quark-gluon interactions in nuclear particles. (p. 13)
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Electron fluctuations could explain why exotic material conducts without resistance. (p. 13)
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Results of most drug trials are unreported, inaccessible to clinicians and patients, a new study confirms. (p. 14)
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Fish may suffer substantially from even brief encounters with antidepressants, which wastewater releases into river water. (p. 15)
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Cambridge Univ., 2008, 147 p., $19.99
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HarperCollins, 2008, 460 p., $28.95
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Review by Janet Raloff
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