Archive: 05/13/2009

Diode lights offer bright future for low energy

German scientists said Wednesday they had tweaked organic light-emitting diodes (OLEDs) -- the materials used in flat-screen TVs, laptop computer screens and mobile phone displays -- to become flexible, energy-efficient ...

May 13, 2009
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Review: Flaws in Web's much-touted WolframAlpha

(AP) -- When a free Web service called WolframAlpha launches in the coming days, the general public will get to try a "computational knowledge engine" that has had technology insiders buzzing because of its ...

May 13, 2009
4 / 5 (4) 3

Golden rice an effective source of vitamin A

The beta-carotene in so-called "Golden Rice" converts to vitamin A in humans, according to researchers at Baylor College of Medicine and Tufts University in an article that appears in the current issue of the American Jo ...

May 13, 2009
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