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http://www.sciencenews.org/view/issue/id/4144
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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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August 16th, 2003
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Astronomers have found a compelling case of a large galaxy caught in the act of eating a small fry. (p. 99)
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A new drug, tested in rats, blocks pain caused when the nervous system goes awry without producing unwanted side effects. (p. 99)
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Scientists have deciphered the DNA of two highly abundant, photosynthetic ocean bacteria. (p. 100)
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The popular muscle-building supplement creatine can boost performance on mental tests. (p. 101)
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A decrease in precipitation over the Pacific Ocean north of Hawaii in recent years has left the ocean there saltier and has diminished its ability to soak up carbon dioxide. (p. 101)
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Some of the species hardest hit by climate change will be those living in particular mountain highlands. (p. 102)
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Researchers have created yeast cells that add one of five unnatural amino acids to their natural 20-piece construction set. (p. 102)
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A large-scale study of e-mail users has borne out the notion that one person on the planet can reach any other person through a chain of about six social ties. (p. 103)
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A new class of experimental drugs that mimic the actions of the hormone glucagon-like peptide 1 shows benefits against type 2, or adult-onset, diabetes. (p. 104)
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A year after self-publishing a best-selling book in which he proposes a new framework for doing science, Stephen Wolfram is taking new steps to transform science. (p. 106)
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A survey of people treated for serious heart problems indicates that 1 in 10 of those who survived cardiac arrest had an accompanying near-death experience. (p. 109)
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The first sky map from an innovative neutrino telescope indicates that the instrument works properly and is poised to find never-before-seen signals from the universe's most violent events. (p. 109)
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Sawgrass, the signature plant of the Everglades, switches genders twice during its week of blooming and thus reduces the chances of self- fertilization. (p. 110)
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In the debate over how many fungi make up one lichen body, a researcher argues for two unrelated fungal species in the same lichen. (p. 110)
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A Florida botanist warns against Nymphoides cristata and Rotala rotundifolia, very troublesome escapees from aquariums and water gardens. (p. 110)
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