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http://www.sciencenews.org/view/issue/id/9500
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In This Issue
- Ultramassive: as big as it gets: A black hole can consume anything in its path. These monsters can become huge — but perhaps only so huge.
- Body In Mind: Long thought the province of the abstract, cognition may actually evolve as physical experiences and actions ignite mental life
- This week's table of contents
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March 22nd, 2008
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Heart patients who get transfusions of donated blood that's kept more than 14 days fare worse than patients who get fresher blood. (p. 179)
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Alone in the animal kingdom, these crustaceans signal their presence to potential mates with circularly polarized light. (p. 179)
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Male zebra finches sing slightly differently when serenading a female as opposed to twittering to themselves, and females react to those differences. (p. 180)
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A new link between insulin and aging adds to scientists' understanding of longevity and points to possible targets for life-extending therapies. (p. 180)
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Astronomers move closer to understanding how life arose on Earth and how it could arise elsewhere. (p. 181)
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A reactive chemical in urban air cleans up some pollutants but could introduce another. (p. 181)
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New software pinpoints the weak spots in Michelangelo's David. (p. 182)
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A tiny aquatic plant, once thought to be related to grasses, raises new questions about the evolution of the earliest flowering plants. (p. 182)
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Researchers are beginning to identify neural components of insightful problem solving, though no scientific consensus exists on how the brain mediates "light-bulb" or "Aha!" moments. (p. 184)
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Recent surveys of the shapes, colors, and masses of galaxies have put a new focus on the nitty-gritty of galaxy formation—the complicated physics of the interaction of gas. (p. 186)
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An extra copy of one gene slims down tomatoes. (p. 189)
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A protein linked to Alzheimer's disease may help young people forget, too. (p. 189)
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Researchers have discovered what could be a new class of drugs for treating animals afflicted with nematodes. (p. 189)
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Sphinx moths appear to remember experiences they had as caterpillars, suggesting some brain cells remain intact through metamorphosis. (p. 189)
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A new neutron detector might help identify smuggled radioactive materials. (p. 190)
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Peeling off adhesive tape can be frustrating, and now researchers know why. (p. 190)
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Cell phone data shows that people's daily roaming follows statistical patterns also seen in predators. (p. 190)
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(p. 191)
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Science & the Public
Oct 15th 2008
Comment
Oct 10th 2008
Math Trek
The U.S. News & World Report rankings of colleges and universities are largely arbitrary, according to a new mathematical analysis. Oct 3rd 2008
The U.S. News & World Report rankings of colleges and universities are largely arbitrary, according to a new mathematical analysis. Oct 3rd 2008
Natural History of the Point Reyes Peninsula
Univ. of California, 2008, 366 p., $24.95
Buy now | More Books
Univ. of California, 2008, 366 p., $24.95
Buy now | More Books
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