A highly skillful and delicate method of sharpening and retouching stone artifacts by prehistoric people appears to have been developed at least 75,000 years ago, more than 50,000 years earlier than previously thought, according ...
Archaeology
Oct 28, 2010
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(PhysOrg.com) -- Nearly one in four stars like the sun could have Earth-size planets, according to a University of California, Berkeley, study of nearby solar-mass stars.
Astronomy
Oct 28, 2010
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The ability to keep CO2 out of the atmosphere to help prevent climate change is a global issue. The challenge is to use materials that can capture the CO2 and easily release it for permanent storage. Researchers at the University ...
Analytical Chemistry
Oct 28, 2010
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Noble metals such as platinum and palladium are becoming increasingly important because of growth in environmentally friendly applications such as fuel cells and pollution control catalysts. But the world has limited quantities ...
Nanomaterials
Oct 28, 2010
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A team of scientists led by researchers from the California Institute of Technology and NASA's Jet Propulsion Laboratory have fully characterized a key chemical reaction that affects the formation of pollutants in smoggy ...
Earth Sciences
Oct 28, 2010
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Humans are not the only species to prefer to use their right hand -- chimpanzees also share the trait, according to a new study by Spanish scientists.
Plants & Animals
Oct 28, 2010
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(AP) -- Microsoft CEO Steve Ballmer pumped up unique features in the company's new Web browser and smart phone software at a software developer conference Thursday, the company's annual pep rally for people who will build ...
Software
Oct 28, 2010
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The discovery that a protein called Rictor plays a key role in destroying a close cousin of the AKT oncogene could provide scientists with a new molecular target for treating certain cancers, including breast cancer. Described ...
Cell & Microbiology
Oct 28, 2010
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More than 251 million years ago, at the end of the Permian period, Earth almost became a lifeless planet. Around 90 percent of all living species disappeared then, in what scientists have called "The Great Dying."
Earth Sciences
Oct 28, 2010
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(PhysOrg.com) -- Race may not be as important as previously thought in determining who buddies up with whom, suggests a new UCLA–Harvard University study of American college students on the social networking site Facebook.
Social Sciences
Oct 28, 2010
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