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http://www.sciencenews.org/view/issue/id/37489
October 25th, 2008
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Myth often cited by global warming skeptics debunked. (p. 5)
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A black hole can consume anything in its path. These monsters can become huge — but perhaps only so huge. (p. 18)
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Long thought the province of the abstract, cognition may actually evolve as physical experiences and actions ignite mental life (p. 24)
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A new technique for converting adult cells to stem cells avoids dangerous mutations in cell DNA (p. 8)
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Men who father children with multiple women are responsible for “extra” diversity on the X chromosome, a new study of six different populations suggests. (p. 8)
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Manipulating the quantum properties of diamond impurities makes diamond into a kind of microscope that could, for example, reveal the inner working of cells. (p. 9)
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A new device uses an electric field to increase cars’ gas mileage. (p. 9)
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Three Europeans recognized for linking viruses to AIDS, cervical cancer. (p. 10)
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Understanding of broken symmetry has been crucial to the standard model of particle physics. (p. 10)
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One researcher is awarded for discovering the protein that helps jellyfish glow and two for making the protein into a crucial tool for biologists. (p. 10)
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Scientists discover "dark flow" -- the unexplained streaming of galactic clusters across the universe. (p. 12)
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The current solar minimum is the lowest — and one of the longest — recorded in the past 50 years, since modern measurements began. (p. 13)
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As mission nears end, Phoenix Mars Lander finds strong evidence for minerals similar to those formed on Earth by liquid water. (p. 13)
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A difference in vision in cichlids in Lake Victoria could be pushing a species to split into two. (p. 14)
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Scientists have uncovered a new dinosaur that breathed like a bird. (p. 14)
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A handful of ants remain outside to close the colony door at sunset and sacrifice their lives in the act. (p. 15)
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Mediterranean and western Atlantic bluefin tuna spend more time in mixed groups than previously thought, suggesting management strategies need to be revisited. (p. 15)
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The activity of genes in men's brains begins to change sooner than it does in women's brains, a new study shows. (p. 16)
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Use of clot-busting drugs as long as 4½ hours after an event pays dividends later. (p. 16)
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Caloric restriction, an antiaging technique, fails to lower levels of IGF-1, a growth factor that, in high amounts, is linked to cancer in humans. But cutting protein along with calories does decrease IGF-1. (p. 17)
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(p. 32)
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