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http://www.sciencenews.org/view/issue/id/47238
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In the December 5 Issue:
- TABLE OF CONTENTS
- Climate might be right for a deal: Copenhagen negotiations will take steps toward a climate-stabilizing treaty
- Botanical Whales: Adventures in the Tortugas reveal that seagrass fields need saving too
- Breaking the Speed Limit: Studies examine physiology and technology to better foresee the ultimate edge of human performance
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September 26th, 2009
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Unreliable supplies of feedstock for widely used medical imaging isotope prompt efforts to develop U.S. sources (p. 16)
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Black holes, giant and tiny, may reveal new realms of space (p. 22)
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Scientists seek mechanisms explaining development of the body’s left-right pattern (p. 26)
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Scientists identify a sulfur-nitrogen link, never before seen in living things, critical to holding the body together. (p. 5)
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An asymmetry that the standard model of particle physics may not account for hints at the existence of a new and massive elementary particle. (p. 7)
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Newly released images provide graphic evidence that repairs have transformed the Hubble Space Telescope into a brand new observatory. (p. 7)
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New procedure may halt some serious inherited diseases, a study suggests. (p. 8)
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Children born to women who have undergone weight-loss surgery are healthier than children born to moms who are severely obese, a study shows. (p. 9)
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Instead of becoming obese, mice with a mutation in an immune gene burn off the fat they eat. (p. 9)
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Man-made music inspired by tamarin calls seems to alter the primates’ emotions, a new study suggests. (p. 10)
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Page ranking system inspires algorithm for predicting food webs’ vulnerability. (p. 10)
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At 11 months of age, girls quickly learn to associate fearful faces with images of snakes and spiders, a new study suggests. (p. 11)
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Scientists identify gene that may shape the heart. (p. 12)
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Scientists find new genes for antibiotic resistance in common bacteria in the human gut. (p. 13)
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Odors from ripening bananas can jam fruit flies’ and mosquitoes’ power to detect carbon dioxide, a new study finds. (p. 14)
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High levels of leptin may tell mother hamsters to invest in larger litters, a new study suggests. (p. 14)
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(p. 4)
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(p. 4)
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Review by Sid Perkins (p. 30)
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Ed Pegg Jr., Alan H. Schoen and Tom Rodgers, eds. (p. 30)
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(p. 30)
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From the September 26, 2009 issue of Science News (p. 30)
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(p. 32)
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