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http://www.sciencenews.org/view/issue/id/44044
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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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June 6th, 2009
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Chemical messenger plays a surprising role in determining the strength of the skeleton (p. 16)
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Scientists harness charge, magnetism and even DNA to guide matter’s assembly into new materials (p. 20)
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Success in coping with infinity could strengthen case for multiple universes (p. 26)
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Scientists identify chemical reactions that could be responsible for the origin of life. (p. 5)
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Obama's budget blueprint for fiscal year 2010 delivers large research and development increases, although some rely heavily on the stimulus package, a one-time spending boost. (p. 8)
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Projects on smarter roundworms, glowing bacteria as pollutant detectors and the shared history of bees and nematodes take three top spots; Seaborg winner also named. (p. 9)
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Genome association study finds a second connection between the sleep disorder and the body's disease-fighting apparatus (p. 10)
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Gene may help keep workers from illicit, royalty-threatening reproduction. (p. 10)
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Blood flow boosts production of blood stem cells, two new studies show. (p. 11)
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An antivenom drug commonly used in Mexico counteracts poisonous scorpion stings, researchers in Arizona find. (p. 11)
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A genetic mistake causes misinterpretation of epigenetic marks, leading to cancer. (p. 11)
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Study makes researchers wonder whether they should treat fungus or not. (p. 12)
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Satellite-tagging data suggest that basking sharks migrate south to the Caribbean in winter. (p. 12)
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New studies find lead exposure has greater potency in school-age children than in infants and toddlers, including effects on brain volume. (p. 13)
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Astronomers are proposing a novel way to detect gravitational waves using ultraprecise observations of already known stars. (p. 14)
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NOAA releases new predictions for solar cycle. (p. 14)
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Materials made with a color-changing molecule may offer a red signal when under stress. (p. 15)
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(p. 4)
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(p. 4)
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(p. 31)
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Review by Sid Perkins (p. 30)
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Review by Janet Raloff (p. 30)
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(p. 32)
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