Adolescent male chimps in large community strive to be alphas

ScienceDaily (Sep. 19, 2012) — An Ohio University anthropologist reports the first observation of dominance relationships among adolescent male chimpanzees, which he attributes to the composition of their community. Hogan Sherrow spent eight years studying...

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Antibiotic use aids MRSA spread in hospital and infection control measures do little to prevent it, says hospital study

ScienceDaily (Sep. 20, 2012) — The use of a commonly prescribed antibiotic is a major contributor to the spread of infection in hospitals by the 'superbug' MRSA, according to new research. The study also found that increasing measures to prevent infection...

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Landing pads being designed for extraterrestrial missions

ScienceDaily (Sep. 20, 2012) — When the Mars Science Laboratory's Curiosity rover landed on Aug. 6, it was another step forward in the effort to eventually send humans to the Red Planet. Using the lessons of the Apollo era and robotic missions to Mars,...

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Sudden cardiac death is associated with a thin placenta at birth, researchers find

ScienceDaily (Sep. 19, 2012) — Researchers studying the origins of sudden cardiac death have found that in both men and women a thin placenta at birth was associated with sudden cardiac death. A thin placenta may result in a reduced flow of nutrients...

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Humans were already recycling 13,000 years ago, burnt artifacts show

ScienceDaily (Sep. 20, 2012) — A study at the Universitat Rovira i Virgili and the Catalan Institute of Human Paleoecology and Social Evolution (IPHES) reveals that humans from the Upper Palaeolithic Age recycled their stone artefacts to be put to other...

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Invisible plastic particles in seawater damaging to sea animals

ScienceDaily (Sep. 20, 2012) — Plastic nanoparticles in seawater can have an adverse effect on sea organisms. Particles measuring about a thirty millionth of a millimetre, and therefore invisible to the naked eye, are responsible. Mussels that have been...

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Invasive 'Rasberry Crazy Ant' in Texas now identified species

ScienceDaily (Sep. 19, 2012) — The Rasberry Crazy Ant is an invasive ant that was first noticed infesting areas around Houston, Texas ten years ago, but its species identity has remained undetermined until now. In a paper published Sept. 19 in the...

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Obese children have less sensitive taste-buds than those of normal weight

ScienceDaily (Sep. 19, 2012) — Obese kids have less sensitive taste-buds than kids of normal weight, indicates research published online in the Archives of Disease in Childhood. This blunted ability to distinguish all five tastes of bitter, sweet,...

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NASA Mars rover targets unusual rock enroute to first destination

ScienceDaily (Sep. 19, 2012) — NASA's Mars rover Curiosity has driven up to a football-size rock that will be the first for the rover's arm to examine. Curiosity is about 8 feet (2.5 meters) from the rock. It lies about halfway from the rover's...

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Promise of cell therapy for bowel disease

ScienceDaily (Sep. 19, 2012) — New research shows that a special population of stem cells found in cord blood has the innate ability to migrate to the intestine and contribute to the cell population there, suggesting the cells' potential to treat inflammatory...

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