To get savings like this user's, people in the U.S. are subject to tax credits to help them save on the upfront cost of ...

When water is scarce, increases in grassland productivity are more valuable because there isn’t as much around. Therefore, ...

New ultra-thin solar panels are 1,000 times more effective than standard panels thanks to a breakthrough crystal design.

(Shafkat Anowar / Staff Photographer) Rosendin Electric ... in North America with 815 megawatts with about 1.8 million solar panels, and is expected to provide energy to AT&T and Toyota ...

4.5 million households in the U.S. have solar panels on their homes. Most of those customers are happy with it - their electricity bills have just about disappeared, and it's great for the planet.

From kidnappings and bribery to a world-changing mistake with an inkwell... Solar panels are one of humanity's greatest inventions, and their history is more fun than you thought. The first time ...