(Phys.org)—A new kind of roof-and-attic system field-tested at the Department of Energy's Oak Ridge National Laboratory keeps homes cool in summer and prevents heat loss in winter, a multi-seasonal efficiency ...
Sep 10, 2012
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(Phys.org)—Planting vegetation along streets in the city might reduce air pollution better than assumed so far, that is by up to 30 percent instead of one to two percent. This finding was made by Dr. Thomas Pugh, now working ...
Sep 04, 2012
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Although the wind may blow smoothly onto a wind turbine, it comes out the other end shredded into a complex collage of whorls, large and small. In a wind farm, the turbulent wake generated by the first row ...
Sep 03, 2012
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Biomembranes enclose biological cells like a skin. They also surround organelles that carry out important functions in metabolism and cell division. Scientists have long known in principle how biomembranes ...
Aug 30, 2012
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(Phys.org)—Fine dew drops on spider webs, blades of grass, and even insects can lend them breathtaking beauty. And, examining them very closely, one recognises that the drops themselves form astonishingly ...
Aug 29, 2012
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(Phys.org)—Meandering along the water-filled highways laced through an alternative membrane for fuel cells, protons visit sulfur and oxygen atom clusters along the way, according to scientists at Pacific ...
Aug 28, 2012
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(Phys.org)—Creating virtual plants could solve real problems, such as reducing vitamin deficiencies in humans, according to University of Florida researchers.
Aug 23, 2012
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Researchers at the University of Cantabria have used computer models to analyse the best way to evacuate the Spanish High Speed Train, AVE, in the case of fire. The involvement of the crew in organising the ...
Aug 22, 2012
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(Phys.org) -- For six centuries, the ancient Maya flourished, with more than a hundred city-states scattered across what is now southern Mexico and northern Central America. Then, in A.D. 695, the collapse ...
Aug 21, 2012
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Using just an upgraded desktop computer equipped with a relatively inexpensive graphics processing card, a team of computer scientists and biochemists at the University of California, San Diego, has developed ...
Aug 06, 2012
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The annual Perseid meteor shower, which will peak on Aug. 11-12, is one of the most popular every year because it happens on warm summer nights, when gazing at the starry sky is always enjoyable. In a clear, dark sky there ...
Aug 06, 2012
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(Phys.org) -- Natural climate variations could explain up to 30% of the loss in Arctic sea ice since the 1970s, scientists have found.
Jul 27, 2012
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(Phys.org) -- Researchers trying to herd tiny particles into useful ordered formations have found an unlikely ally: entropy, a tendency generally described as "disorder."
Jul 26, 2012
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(Phys.org) -- For the first time, each step an electron takes as it moves along a "wire" from a microbe's interior to the outside world is known, thanks to modeling by University College London and Pacific ...
Jul 25, 2012
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