Scientists once thought of tool use as a defining feature of humans. That's until examples of tool use came in from other primates, along with birds and an array of other mammals. Now, a report in the December 14th issue ...
Plants & Animals
Dec 14, 2009
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In all vertebrates, including humans, bones, muscles and tendons work together to give the skeleton its characteristic balance of stability and movement. Now, new research uncovers a previously unrecognized interaction between ...
Cell & Microbiology
Dec 14, 2009
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(PhysOrg.com) -- An international team of planet hunters has discovered as many as six low-mass planets around two nearby Sun-like stars, including two "super-Earths" with masses 5 and 7.5 times the mass of Earth. The researchers, ...
Astronomy
Dec 14, 2009
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The most comprehensive study to date of the proteins in a species of salamander that can regrow appendages may provide important clues to how similar regeneration could be induced in humans.
Cell & Microbiology
Dec 14, 2009
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There are approximately 1,200 species of bats worldwide. Of that total, only six are known to roost with their heads pointed upward. Investigators did not know why, because they knew next to nothing about one key group.
Plants & Animals
Dec 14, 2009
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Picture the following hypothetical scenario: A trolley is headed toward five helpless victims. The trolley can be redirected so that only one person's life is at stake. Psychologists and philosophers have been using moral ...
Social Sciences
Dec 14, 2009
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With rising unemployment and fewer job vacancies, the current financial crisis has seen renewed policy emphasis in both Europe and the UK on volunteering as a route to employment, according to a new report from the Economic ...
Social Sciences
Dec 14, 2009
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(PhysOrg.com) -- Fictional secret agent Angus MacGyver knew that tough situations demand ingenuity. Jessica Lundquist takes a similar approach to studying snowfall. The University of Washington assistant professor of civil ...
Engineering
Dec 14, 2009
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At least a dozen Alberta high-school calculus classrooms were exposed to the West Nile virus recently.
Social Sciences
Dec 14, 2009
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It's important to finish what you start, say Jeong-Sun Ju and researchers from Washington University School of Medicine, St. Louis. In the December 14, 2009 issue of the Journal of Cell Biology, Ju et al. reveal how a mutant ...
Cell & Microbiology
Dec 14, 2009
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