- :: Atom & Cosmos
- :: Body & Brain
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http://www.sciencenews.org/view/issue/id/9273
January 12th, 2008
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Two new studies point to the diverse genetic roots of autism and related developmental disorders, while other evidence questions the claim that mercury-based childhood vaccines have contributed to rising autism rates. (p. 19)
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The eerie phosphorescence displayed by a rare form of blue diamond can be used as an easy, cheap, and nondestructive way to identify individual gemstones and to distinguish natural blue diamonds from synthetic ones. (p. 19)
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Results of a new study using hypnosis may shed light on the process of memory retrieval and the potential for one part of the brain to block it. (p. 20)
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Neutron stars may be the weirdest stars in the universe, but they don't seem to be very strange, a weighty new report finds. (p. 20)
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Cross two strains of blind cavefish that have lived in the dark for a million years, and some of their offspring will be able to see. (p. 21)
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In roundworms, protons carry signals from cells in the intestine to muscle cells, raising the possibility that protons might act as neurotransmitters in mammal brains. (p. 21)
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When light bends at an interface, it also shifts depending on its polarization. With animation. (p. 22)
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Excavations at tar pits in Venezuela suggest that the fossils found there may rival those of the famed Rancho La Brea tar pits in Southern California. (p. 24)
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Conjuring life in the lab from nothing but nonliving molecules may sound far-fetched, but the first synthetic life forms may soon be a reality. (p. 27)
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Smoking increases the risk of developing type 2 diabetes by up to 61 percent. (p. 29)
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African birds called pied babblers teach their chicks that certain parental noises mean food is on the way. (p. 29)
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Chemical analyses of amber excavated near Paris suggest that France was covered with a dense tropical forest about 55 million years ago. (p. 30)
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Orphan infants living in Romanian institutions who were randomly assigned to receive foster care showed marked improvements in thinking and reasoning skills by age 4-1/2, compared with their peers who remained institutionalized. (p. 30)
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The chromosomal abnormality that causes Down syndrome might protect against some solid tumors. (p. 30)
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Silicon nanowires can at least double the storage capacity of lithium-ion batteries. (p. 30)
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(p. 31)
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Book Review: Charles Darwin’s On the Origin of Species: A Graphic Adaptation
Review by Sid Perkins
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Review by Sid Perkins
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