Terahertz radiation can penetrate numerous materials—plastic, clothing, paper and some biological tissues—making it an attractive candidate for applications such as concealed weapons detection, package inspection ...
Nanophysics
Jul 19, 2011
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In the century and a half since Charles Darwin's publication of The Origin of Species, evolutionary theory has become the bedrock of modern biology, yet its application to the understanding of the human mind remains controversial. ...
Evolution
Jul 19, 2011
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Oil from a huge spill off the Chinese coast has been found washed up on the shore in two separate areas, state media reported on Wednesday.
Environment
Jul 19, 2011
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(PhysOrg.com) -- Simon Fraser University biologists say a species of stick insect found to be celibate for 1.5 million years raises questions about why these particular lineages have escaped extinction thus far.
Plants & Animals
Jul 19, 2011
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The iPhone is conquering Asia, the home of its strongest competitors. Sales there nearly quadrupled from a year ago and helped Apple Inc. trump analyst expectations for yet another quarter.
Business
Jul 19, 2011
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The US Air Force is ready to switch to biofuels to help power its warplanes but the price of alternative fuels remains too high, military officials said Tuesday.
Energy & Green Tech
Jul 19, 2011
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(AP) -- Yahoo Inc. plodded through another disappointing performance in the second quarter, a familiar script that's wearing thin with exasperated investors.
Business
Jul 19, 2011
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(AP) -- The $4.5 billion sale of Nortel's patent portfolio to a consortium including Research In Motion Ltd. cleared another hurdle Tuesday as the Canadian government said the deal does not need to be reviewed under the ...
Business
Jul 19, 2011
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By altering the genetic makeup of normally "unexcitable" cells, Duke University bioengineers have turned them into cells capable of generating and passing electrical current.
Biotechnology
Jul 19, 2011
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Attempts to recruit and retain more women in undergraduate engineering programs often lump all female students into a single group. At best, minority women as a group may receive special attention.
Social Sciences
Jul 19, 2011
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