New low-cost battery could help store renewable energy

Wind and solar energy projects are growing at a respectable clip. But storing electric power for days when the air is still or when the sun goes down remains a challenge, largely due to cost. Now researchers are developing ...

Feinstein seeks block solar power from desert land

(AP) -- California's Mojave Desert may seem ideally suited for solar energy production, but concern over what several proposed projects might do to the aesthetics of the region and its tortoise population is setting up a ...

Now you can determine the solar efficiency of your roof

It is becoming more and more common to install solar panels on roofs in order to obtain green electricity, but not all roofs are equally suitable. Scientists from the University of Gothenburg, Sweden, have launched a tool ...

One million Bangladesh homes on solar power

The number of households in electricity-starved Bangladesh using solar panels has crossed the one million mark -- the fastest expansion of solar use in the world, officials said Wednesday.

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.

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