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http://www.sciencenews.org/view/issue
November 21st, 2009
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In race to make things disappear, scientists gain ground on science fiction (p. 18)
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Chimp chasers join artifact extractors to probe the roots of stone tools (p. 24)
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A NASA model incorporates how atmospheric aerosols and greenhouse gases interact, yielding better estimates of the gases' warming and cooling effects. (p. 5)
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Bacon, cheesecake and Ho Hos elicit addictive behavior in rats similar to the behavior of rats addicted to heroin. (p. 8)
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Study of rhesus monkeys shows running protects dopamine neurons from death. (p. 8)
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Researchers pinpoint individual brain cells that respond to particular people and objects. (p. 9)
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More news from the Society for Neuroscience meeting (p. 9)
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A modern survey of terrain determines flow rate of the 1889 flood that was one of America's deadliest disasters. (p. 10)
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The now-extinct animals had a hippo-like diet (p. 10)
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Scientists argue a newly discovered stretch of DNA essential for larynx development may have allowed the evolution of language. (p. 11)
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An excessive number and low diversity of skin bacteria could explain why wounds in diabetics are slow to heal (p. 11)
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A new study pinpoints migratory songbirds’ magnetic compass in a specific brain region. (p. 12)
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For on spider species, feeding on blood-gorged mosquitoes adds charm to a mate (p. 12)
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Study suggests three dinos placed in separate taxa are actually from one group at different growth stages (p. 13)
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When mistaken for females, the guys release an alarming pheromone. (p. 13)
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A new study eliminates some theories of quantum gravity by finding that spacetime isn’t as lumpy as some models had proposed. (p. 14)
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A mother lode of 32 newly discovered planets brings the number of known extrasolar planets to more than 400 and suggests that lightweight planets are common around sunlike stars. (p. 14)
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New observations reveal a dense ribbon structure that current models don't explain. (p. 15)
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Drugs that alleviate severe mental disorders can also result in troubling metabolic changes. (p. 16)
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Study of about 4,000 pregnant women shows link between newborn health and whether mom got vaccinated (p. 16)
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Data suggest illness is less likely to be fatal in those taking statins (p. 16)
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Warning signs emerge in the use of an old drug effective against resistant microbes. (p. 16)
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Review by Sid Perkins (p. 30)
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Review by Nathan Seppa (p. 30)
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Review by Janet Raloff (p. 31)
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Advertisement
Book Review: Charles Darwin’s On the Origin of Species: A Graphic Adaptation
Review by Sid Perkins
Buy now | More Books
Review by Sid Perkins
Buy now | More Books
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