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http://www.sciencenews.org/view/issue/id/6825
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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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December 3rd, 2005
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A newly described specimen of an ancient creature that most scientists consider the oldest known bird is posed in a way that provides new viewing angles for several body features. (p. 355)
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A new class of tiny particles fashioned from metal and organic building blocks may lead to novel catalysts and sensors. (p. 355)
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The energy molecule ATP may play a pivotal role in conveying information about foods' taste to the brain. (p. 356)
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As a new way to protect a computer network from viruses, an epidemic of antiviral protection could theoretically propagate faster through the network than the virus itself, thanks to a novel topological twist. (p. 356)
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A new analysis of the locations and ages of ancient farming sites reinforces the controversial idea that the groups that started raising crops in the Middle East gradually grew in number and colonized much of Europe. (p. 358)
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In the past 5 years, four healthy women taking the abortion pill mifepristone have died of toxic shock syndrome. (p. 358)
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Honeybees will learn to zoom up to particular human faces in a version of a facial-recognition test used for people. (p. 360)
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Research into the chemistry behind unpleasant beer flavors may someday lead to a more flavor-stable brew. (p. 362)
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With help from ecotourism-oriented commerce, the threatened birds of Uganda's Mabira Forest Reserve might just save themselves and set an example for conservationists elsewhere. (p. 364)
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Brains affected by sleep-induced insomnia function as if both asleep and awake. (p. 366)
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Using scanning technology, scientists can see the feelings of hurt, longing, and craving associated with a bad breakup reflected in the brains of recently rejected lovers. (p. 366)
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Drinking pomegranate juice, already linked to a host of positive health effects, may also slow the progression of Alzheimer's disease. (p. 366)
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Weight gain around the waist could go hand in hand with decreasing cognitive function as people age. (p. 366)
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(p. 367)
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