Archive: 11/17/2013

Two for one in solar power

Solar cells offer the opportunity to harvest abundant, renewable energy. Although the highest energy light occurs in the ultraviolet and visible spectrum, most solar energy is in the infrared. There is a ...

Nov 17, 2013
4.9 / 5 (21) 0 | with audio podcast

Oxygen, phosphorous and early life on Earth

Two billion years ago the Earth system was recovering from perhaps the single-most profound modification of its surface environments: the oxygenation of the atmosphere and oceans. This led to a series of major changes in ...

Nov 17, 2013
5 / 5 (1) 0 | with audio podcast

France's Pleyel piano maker plays final note

(AP)—Gone are its glory days, when Chopin composed concertos on its pianos. France's Pleyel piano maker is shutting its doors, unable to keep up with cheaper and more agile competition.

Nov 17, 2013
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