A system that has only two possible stable states, such as a light switch, is called bistable by scientists and engineers. Bistability in microscale devices could pave the way to compact optical switching and memory elements. ...
Optics & Photonics
Sep 12, 2012
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In the United States, data centers already consume two percent of the electricity available with consumption doubling every five years. In theory, at this rate, a supercomputer in the year 2050 will require the entire production ...
Electronics & Semiconductors
Sep 12, 2012
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Hydrogen is crucial for the oil-refining industry and the production of essential chemicals such as the ammonia used in fertilizers. Since producing hydrogen is costly, scientists have long searched for alternative, energy-efficient ...
Nanomaterials
Sep 12, 2012
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A team of researchers in Singapore has determined the structure of a pair of proteins that may play an important role in tumor growth and the progression of cancer. The proteins, Vestigial (Vg) and Scalloped (Sd), normally ...
Cell & Microbiology
Sep 12, 2012
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U.S. CFOs are growing more pessimistic about the American economy, with hiring and spending plans significantly weakening since last quarter. Finance chiefs say that their business spending plans are not sensitive to moderate ...
Economics & Business
Sep 12, 2012
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(Phys.org)—Purdue University scientists have determined that a gene long known to be involved in cancer cell formation and chemotherapy resistance is key to proper RNA creation, an understanding that could one day lead ...
Biochemistry
Sep 12, 2012
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The environmental law centers at UCLA and UC Berkeley Schools of Law today released a new report on industry actions and federal, state, and local policies needed to stimulate long-term, mass adoption of electric vehicles. ...
Energy & Green Tech
Sep 12, 2012
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(Phys.org)—One of the most common questions people ask when planning for their retirement is how much money they will need, but a more pertinent question is to consider how they want to live, says UNSW psychologist and ...
Social Sciences
Sep 12, 2012
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ESA's CAVES training programme began its second phase last Friday as six astronauts ventured into the Sardinian caves in Italy that are their home this week. CAVES mimics elements of spaceflight to prepare astronauts and ...
Space Exploration
Sep 12, 2012
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(Phys.org)—As preparations for the launch of Europe's latest weather satellite continue on track, the team in Kazakhstan has said farewell to MetOp-B as it was sealed in the Soyuz rocket fairing. Liftoff is set for 16:28 ...
Space Exploration
Sep 12, 2012
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