Sunlight is the most abundant energy source on earth, now harnessed by a vast array of silicon solar panels on rooftops and ...

Solar energy is now so cost-effective that, in the sunniest countries, it costs as little as £0.02 to produce one unit of power, making it cheaper than electricity generated from coal, gas or wind, ...

Worldwide solar and wind power generation has outpaced electricity demand this year, and for the first time on record, ...

Well, at least maybe in the solar panel world. That's because a study of six, three-decade-old arrays in Switzerland found them to still be working well, retaining more than 80% of their initial power ...

Struggling with high energy bills? Learn why homeowners are turning to renewable energy sources like solar panels and wind ...

Solar panels are a long-term investment. There are ways to make them more affordable or stick them on your roof without buying them, and they will likely make you money in the long run -- though how ...

It doesn’t sound big. But this humble new set of rules will make it possible for many Australian households to export a lot ...

The lawsuit accused the Environmental Protection Agency of illegally revoking the money without congressional approval.

Several groups and nonprofit organizations filed a lawsuit Monday against the Environmental Protection Agency over the ...