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http://www.sciencenews.org/view/issue/id/6533
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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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September 3rd, 2005
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The first comparison of the chimpanzee genome to that of people has revealed new DNA disparities between ourselves and the primate species most closely related to us. (p. 147)
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A molecule isolated from extra-virgin olive oil has anti-inflammatory properties similar to those of ibuprofen. (p. 147)
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New findings strongly support the notion that at least some massive stars form much as their lighter-weight siblings do, by packing on material from a surrounding disk of gas and dust. (p. 148)
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Scientists have created a nanocoating that prevents fogging and reflection on glass surfaces. (p. 148)
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Two new classes of selective pesticides immobilize and eventually kill many crop-damaging insects by interfering with a cell receptor unique to those pests. (p. 149)
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An easily maneuverable, bird-size airplane whose wings can change shape in flight may be able to carry out a variety of assignments in tight spots. (p. 149)
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Statin drugs given within 24 hours of a heart attack improve a patient's chance of surviving. (p. 150)
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Bumblebees that watched their neighbors feast on unusual flowers often later checked out the same kinds of blossoms themselves, a behavior that amounts to social learning. (p. 150)
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Behind the beautiful patterns of many viral shells lie principles of pure physics and mathematics that scientists have illuminated in recent theoretical studies. (p. 152)
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Scientists have discovered a number of neurological connections between drug addiction and obesity. (p. 155)
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Researchers have finished a 6-year-long effort to sequence the genome of rice. (p. 157)
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A new study has added to existing evidence that most of the monster black holes at the cores of galaxies are shrouded by dust. (p. 157)
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Pain relief provided by inert medications may reflect increased transmission of a brain chemical involved in regulating stress and suppressing pain. (p. 157)
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The protozoan causing malaria may facilitate its own spread by making people more alluring to mosquitoes. (p. 157)
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For the second time, scientists have found evidence suggesting that prenatal exposure to air pollution may cause certain birth defects. (p. 158)
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Chimpanzees appear to develop traditions of tool use by copying one another's behavior and conforming to a successful approach. (p. 158)
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Smokers in American films are more likely to be villains than heroes, a review of movies from the 1990s shows. (p. 158)
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(p. 159)
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