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Research opens doors to UV disinfection using LED technology

Research from North Carolina State University will allow the development of energy-efficient LED devices that use ultraviolet (UV) light to kill pathogens such as bacteria and viruses. The technology has a wide array of applications ranging from drinking-water treatment to sterilizing surgical tools.

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Physicists see solution to critical barrier to fusion

Physicists have discovered a possible solution to a mystery that has long baffled researchers working to harness fusion. If confirmed by experiment, the finding could help scientists eliminate a major impediment to the development of fusion as a clean and abundant source of energy for producing electric power.

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Classical Music from Girard-Perregaux

One of the last initiatives of Luigi “Gino” Macaluso, the respected CEO of Girard-Perregaux who passed away last year, was to institute a program for the development of chiming watches. This most prestigious discipline in complicated watchmaking had been the only area of expertise that the company had yet to ...

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Polarization imaging: Seeing through the fog of war

Funded by the Air Force Office of Scientific Research, the development of a new circular polarization filter by a collaborative team of scientists at the Colorado School of Mines and ITN Energy Systems has the potential to aid in early cancer detection, enhance vision through dust and clouds and to even improve a moviegoer's 3D experience.

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Warfare in 1912: A Look in Scientific American ‘s Archives [Slide Show]

These implements of warfare were developed to fill a perceived need or follow a specific doctrine. Some, such as the development of artillery, became a central facet during the Great War, the first “total war” that involved all of its citizens, industries and scientific ingenuity. [More]

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Terahertz pulse increases electron density 1,000-fold

Researchers at Kyoto University have announced a breakthrough with broad implications for semiconductor-based devices. The findings, announced in the December 20 issue of the journal Nature Communications, may lead to the development of ultra-high-speed transistors and high-efficiency photovoltaic cells.

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Terahertz pulse increases electron density 1,000-fold

Researchers at Kyoto University have announced a breakthrough with broad implications for semiconductor-based devices. The findings, announced in the December 20 issue of the journal Nature Communications, may lead to the development of ultra-high-speed transistors and high-efficiency photovoltaic cells.

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Surviving Bankruptcy: What to Do Now

Ramez Toubassy, president of Brand Sense Partners and CEO of Shabby Chic, explains the steps he took to bring Shabby Chic out of bankruptcy. With several high-profile bankruptcies this year, including American Airlines, Blockbuster, SYMS and Filene's Basement, and Jon Corzine's MF Global, one might believe that businesses are surcoming to the stresses of the economy at an increased rate. However, according to the Administrative Office of the U.S

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Researchers efficiently extract photons from single semiconductor quantum dots directly into an optical fiber

(PhysOrg.com) -- Researchers from the NIST Center for Nanoscale Science and Technology have led the development of a new technique for efficiently out-coupling photons from epitaxially-grown quantum dots directly into a standard single-mode optical fiber.

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Hungry for Knowledge, with Oliver Smithies

Geneticist Oliver Smithies is a toolmaker. He shared the Nobel Prize in Physiology or Medicine in 2007 for discoveries that led to the development of knockout mice

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