Saturday, September 22, 2012

Issue for the week of October 6th, 2012

  • Humans aren?t the only animals who possess special skills with mugs (p. 20)

  • What you eat may fool your brain into packing on the pounds (p. 24)

  • A summer storm and thinner ice probably contributed to this year?s massive melt. (p. 5)

  • Limited food intake in rhesus monkeys fails to extend the animals? survival, in a departure from earlier reports. (p. 8)

  • Mind can make associations between smells and sounds during sleep. (p. 9)

  • Regions involved in memory and attention changed after soldiers' deployment, though most eventually returned to their pre-combat state. (p. 9)

  • Laser technique targets tumors with reduced risk of side effects compared with conventional chemotherapy. (p. 10)

  • Coated particles can slip past brain?s barriers (p. 10)

  • ENCODE reveals the machinery that switches genes on and off. (p. 11)

  • The Kepler spacecraft catches two exoplanets around a binary star system, with one planet in the habitable zone. (p. 12)

  • The newfound planet orbits a common type of dwarf star, suggesting even more may be out there. (p. 12)

  • The sun's chemistry suggests some good other places to hunt for rocky orbs. (p. 13)

  • A collection of reports from the 28th General Assembly of the International Astronomical Union, Beijing. (p. 13)

  • Two new species of arthropods found in 230-million-year-old fossilized resin show similarities to modern-day species. (p. 14)

  • Computer tests of solitary species reveal animals? ability to learn concepts. (p. 14)

  • Cells offload much of their nonessential work on enzymes that juggle a number of tasks. (p. 16)

  • Insulating steam keeps a superhot object from splattering the soup. (p. 16)

  • A new filter that separates the two substances only using gravity could help clean oil spills. (p. 17)

  • Nanoparticles in exhaust and common consumer products can end up in soil and harm the growth and health of crops. (p. 18)

  • Satellite data suggest net ice loss has been modest. (p. 18)

  • Soot?s contributions to global warming may be overestimated, and unusual source of oceans? methane discovered. (p. 19)

  • Triclosan impairs the power of the heart and other muscles in two species and at relatively low doses. (p. 19)

  • Review by Alexandra Witze (p. 30)

  • Review by Sid Perkins (p. 30)

  • (p. 30)

  • (p. 30)

  • (p. 30)

  • (p. 30)

  • (p. 30)

  • (p. 4)

  • (p. 4)

  • (p. 4)

  • (p. 31)

  • Exploring the science of cooking (p. 32)

  • Source: http://www.sciencenews.org/view/issue/id/345320/title/Issue_for_the_week_of_October_6th,_2012

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