Saturday, November 17, 2012

Issue for the week of December 1st, 2012

  • With new efforts aimed at the stars, China seeks to revive its astronomical reputation. (p. 20)

  • Premature puberty among girls poses scientific puzzle. (p. 26)

  • The cry for help summons allies to graze away the algal overgrowth. (p. 5)

  • Drugs boost activity in nerve cells that usually induce a slumber. (p. 8)

  • Technique lights up neurons at work in living animals. (p. 8)

  • Particle physicists propose a new way to detect dark matter using the molecule of life. (p. 9)

  • NASA's rover takes a closer look at Mars' surface. (p. 9)

  • The ABO system may date back 20 million years or more, a genetic analysis suggests. (p. 10)

  • A protein can trick the body into entering starvation mode. (p. 10)

  • Greenhouse gas may be flowing into ocean waters off the U.S. east coast. (p. 12)

  • Draining aquifers likely triggered 2011 tremor that killed nine people. (p. 13)

  • Warm Antarctic temperatures help preserve UV-protecting layer. (p. 13)

  • Much-debated rear wings could have given Microraptor extra help in airborne maneuvers. (p. 14)

  • A creature known only from fossils of its teeth gets some more parts. (p. 14)

  • Unexpected pattern of evolution found across hemispheres. (p. 15)

  • Fossils of an ancient child suggest the more than 3-million-year-old hominid mixed climbing with walking. (p. 16)

  • A contested study suggests that poverty contracts attention and detracts from financial decisions. (p. 17)

  • A county that banned smoking in bars, restaurants and other workplaces saw a one-third decrease, a new study finds. (p. 18)

  • Patients with a common gene mutation survive longer, which might enable doctors to predict who would get results from the drug. (p. 18)

  • Review by Tom Siegfried (p. 30)

  • Review by Allison Bohac (p. 30)

  • (p. 30)

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  • (p. 30)

  • (p. 30)

  • (p. 30)

  • (p. 4)

  • (p. 4)

  • (p. 4)

  • (p. 31)

  • Building robots that slither (p. 32)

  • Source: http://www.sciencenews.org/view/issue/id/346548/title/Issue_for_the_week_of_December_1st,_2012

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