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http://www.sciencenews.org/view/issue/id/1371
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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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March 3rd, 2001
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A new mycobacterium, related to the one causing tuberculosis, is responsible for a mysterious epidemic sickening some of the Chesapeake Bay's most prized fish. (p. 132)
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A new vaccine spurs people to produce a strong immune response against human papillomavirus, a virus that can infect both men and women and causes cervical cancer in women. (p. 132)
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New stereo images of Ganymede, the solar system's largest satellite, suggest that eruptions of water or slushy ice a billion or more years ago gave parts of the moon a facelift, creating long, flat bands of nearly pure water-ice. (p. 133)
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For the first time, a person's ability to size up a highly motivated liar has been assessed in a study of police officers viewing videotaped interviews of a murder suspect. (p. 133)
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The discovery that simple, common magnesium diboride can conduct electric current without resistance and does so at a surprisingly high temperature has sent physicists racing to understand its properties and to try to improve upon them. (p. 134)
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Researchers have found a way to trick fat into generating cartilage. (p. 134)
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Male Tanzanian cockroaches lose fights if they have too much of a particular pheromone, but females find it alluring. (p. 135)
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One arcane family of fats may be tapped to treat or prevent a host of diseases. (p. 136)
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A recent earthquake in Antarctica points toward geologic activity that could provide the energy necessary to incubate life in a liquid lake deep beneath the ice. (p. 139)
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Magnetic resonance imaging can help determine the health of a wheel of cheese. (p. 139)
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New discoveries have raised the retinue of Saturn's known moons to 30, making the ringed planet the solar system's champ. (p. 139)
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Scientists have found another indicator that the sun has reached the maximum of its current activity cycle: The polarity of its magnetic field has reversed. (p. 139)
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Scientists puzzle over why some wasps and beetles race to forest fires. (p. 140)
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An Australian expedition locates three females of a big, flightless stick insect species thought to have gone extinct. (p. 143)
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Males of a ferretlike marsupial called a quoll die off after one mating season-unusual behavior that suggests the need for new theories of why such deaths occur after mating. (p. 143)
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New observations that subatomic particles called B mesons decay differently from their antimatter versions may help explain why the universe is made almost entirely of matter, not antimatter. (p. 143)
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Under the right circumstances, heating a tiny cluster of sodium atoms makes its temperature fall. (p. 143)
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