Physicists develop new solar cell design for better efficiency

Physicists at Paderborn University have used complex computer simulations to develop a new design for significantly more efficient solar cells than previously available. A thin layer of organic material, known as tetracene, ...

World urged to use 'Earth Hour' to protect planet

From Sydney to Seoul, London to Lima, and Dubai to Davis Station in frozen Antarctica, hundreds of millions of people are expected to switch off their lights on Saturday to mark "Earth Hour".

Renewable energy reduces the highest electric rates in the nation

Coal is the primary fuel source for Midwest electric utilities. Michigan Technological University researchers found that increasing renewable and distributed generation energy sources can save Michigan electric consumers ...

Google invests $280 million to spur home solar

(AP) -- Google is investing $280 million to help private homeowners put solar panels on their rooftops. It's Google's latest - and largest - investment in clean energy.

How affordable is alternative energy?

Alternative energy sources that are cost-competitive with fossil fuels may be closer than most people realize. Recent renewable energy research has shown that solar, hydropower, wind and other alternative sources are closing ...

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