Short, sharp fluctuations in the Earth's climate throughout the last ice age may have stopped trees from getting a foothold in Europe and northern Asia, scientists say.
May 17, 2013
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A researcher with the National Institute of Advanced Industrial Science and Technology (AIST) has developed a novel light-trapping structure to enhance optical absorption inside thin-film silicon solar cells. ...
May 15, 2013
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Chemical compounds that can efficiently capture and convert light energy are in high demand as key components of inexpensive solar cells and advanced optical sensors. Carbon-based organic dyes are particularly ...
May 10, 2013
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A particular tumor suppressor gene that fights cancer cells does more than clamp down on unabated cell division—the hallmark of the disease—it also can help make cells more fit by allowing them to fend ...
May 10, 2013
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Amoeba eat bacteria and other human pathogens, engulfing and destroying them – or being destroyed by them, but how these single-cell organisms distinguish and respond successfully to different bacterial ...
May 09, 2013
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From powerful computers to super-sensitive medical and environmental detectors that are faster, smaller and use less energy—yes, we want them, but how do we get them?
May 08, 2013
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Accurately sensing rotation is important to a variety of technologies, from today's smartphones to navigational instruments that help keep submarines, planes, and satellites on course. In a paper accepted for publication ...
May 06, 2013
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(Phys.org) —Researchers at the University of California, Berkeley, have discovered that a nanocrystal moving through a nanotube due to an electric charge is able to pass through a portion of the nanotube ...
May 02, 2013
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A study of sediment cores collected from the deep ocean supports a new explanation for how glacier melting at the end of the ice ages led to the release of carbon dioxide from the ocean.
May 01, 2013
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Details are emerging from a recent research expedition to the Sub-Tropical North Atlantic. The objective of the expedition was to study the salt concentration (salinity) of the upper ocean. Scientists aboard ...
May 01, 2013
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(Phys.org) —Every year millions of birds make heroic migratory journeys across oceans and continents guided by the Earth's magnetic field. How they detect those magnetic fields has puzzled scientists for ...
Apr 26, 2013
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An international team of scientists has shed new light on a fundamental area of physics which could have important implications for future electronic devices and the transfer of information at the quantum level.
Apr 23, 2013
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An international team of scientists discovered a surprisingly strong regional sea-level rise which occurred during the onset of Antarctic glaciation about 34 million years ago, while the global sea-level on average lowered. ...
Apr 22, 2013
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An international research team in including Christian Schlötterer and Alistair McGregor of the Vetmeduni Vienna has discovered a completely new mechanism by which evolution can change the appearance of an ...
Apr 19, 2013
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