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http://www.sciencenews.org/view/issue/id/6939
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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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January 14th, 2006
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Lab tests suggest that a wide variety of plants may routinely do something that scientists previously thought impossible; produce methane in significant quantities in an oxygenated environment. (p. 19)
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Telephone interviews with more than 2,700 people living in and around New York City yielded evidence of widespread psychological resilience during the 6 months after the September 11, 2001, terrorist attacks on the World Trade Center. (p. 19)
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South Korean scientist Woo Suk Hwang faked embryonic stem cell findings, say investigators from Seoul National University. (p. 20)
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The best evidence so far of true teaching in a nonhuman animal comes from ants. With video. (p. 20)
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Being overweight or obese in middle age increases a person's risk of heart or kidney problems later in life. (p. 21)
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An ancient cellular pathway that determines cells' fates also inhibits fat formation in insects and mammals. (p. 21)
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When it comes to numbers of bacterial species, rainforest dirt is virtually a desert, but desert dirt bursts with biodiversity. (p. 21)
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Scientists have engineered an ion channel in nerve cells to open or close in response to light. (p. 22)
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Radar has long been able to detect high-flying clouds of insects, but it's taken much longer for scientists to figure out how to track your average bee. (p. 23)
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A slew of recently discovered objects at the far reaches of the solar system, including a possible tenth planet, are providing scientists with clues about the origin and evolution of this distant region. (p. 26)
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At least one squid species turns out to be a caring mom after all, say researchers who filmed the creatures using remote-control cameras positioned deep in the Pacific Ocean. With Video. (p. 29)
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A study of young Jamaicans dancing to pop music suggests that some of Darwin's ideas about animal courtship may apply to people. (p. 29)
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A new type of cochlear implant includes sensors whose signals may help surgeons insert the device more deeply into the inner ear and so provide better hearing. (p. 29)
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Estimated to be roughly 700,000 years old, stone tools recently unearthed along England's southeastern coast are the earliest evidence of human ancestors in northern Europe. (p. 29)
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Parents' concerns over neighborhood safety may cause them to keep their children indoors and thereby increase the possibility that the youngsters will become overweight. (p. 30)
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By combining nanowires and conventional transistor structures, researchers are creating novel transistors with improved performance and the potential to be easily manufactured. (p. 30)
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Regularly playing a droning wind instrument native to Australia significantly reduced snoring and sleep problems, Swiss researchers found. (p. 30)
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(p. 31)
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