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http://www.sciencenews.org/view/issue/id/7030
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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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February 11th, 2006
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Paleontologists have unearthed remains of the oldest known dinosaur of the tyrannosaur clan. (p. 83)
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Electronic labels made from plastic semiconductors can now pick up and respond to radio signals at a frequency suitable for use on products. (p. 83)
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A new analysis of 19th-century medical records indicates that U.S. Civil War soldiers who experienced considerable combat trauma but survived the war developed more than their share of mental and physical ailments later in life. (p. 84)
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Young male wasps, in the absence of females, can care for larvae. (p. 84)
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Reducing fat consumption after menopause offers women little if any protection against breast cancer, colorectal cancer, or heart disease, according to reports from a massive, 8-year trial. (p. 85)
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Astronomers have for the first time found a halo of hot inflowing gas around a massive, spiral galaxy, a likely leftover from the galaxy's formation. (p. 85)
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President Bush's proposed fiscal year 2007 budget would keep overall research and development spending at approximately current levels. (p. 86)
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Gamma-ray bursts may soon surpass quasars and galaxies as the most distant known objects in the universe and are likely to provide a new window on the early universe. (p. 88)
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New brain-imaging studies and investigations of certain types of brain damage suggest that the right hemisphere typically coordinates one's sense of being a self, with a body and a set of life experiences distinct from those of other people. (p. 90)
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The patch of skin above a hawk's beak looks orange-yellow to us, but to another hawk, it may broadcast ultraviolet sex appeal. (p. 93)
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Healthy newborns with big heads face an increased risk of brain cancer. (p. 93)
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Expectant mothers who temporarily stop taking their antidepressant medication stand a good chance of sinking back into depression while pregnant. (p. 93)
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The malformed proteins responsible for mad cow disease bind tightly to clay, a finding that points to farm soil as a potential long-term reservoir for these infective agents. (p. 93)
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Researchers have recruited a stringlike virus to carry nanoscale loads of gold that could serve as imaging agents in cancer diagnosis. (p. 94)
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Monkeys recognize a wide variety of faces thanks to a brain area that specializes in face perception. (p. 94)
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A study by a Norwegian researcher claiming that anti-inflammatory drugs reduce the risk of mouth cancer in smokers was based on faked data. (p. 94)
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Humans evolved most slowly of all primates, with chimps a close second. (p. 94)
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(p. 95)
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