New solar technology could help provide cheap power to many of the 600 million people in Africa who currently lack access to reliable electricity.
Homeowners and businesses that rely on solar panels and wind turbines have cheaper electric bills, thanks to a system called “net metering.”
Bill Gates and 20 of the world's top entrepreneurs have a plan for investing in great ideas. They aim to revolutionize the clean energy sector.
Cities around the world are getting granular with climate data, using a new tool called PREP to prepare for the local effects of climate change.
By 2017, Google expects to power its massive data centers and offices with 100 percent renewable energy, everywhere in the world.
Different technologies capture the sun's light or heat to generate power. It may be done on a large or small scale.
Remote Ta'ū Island in American Samoa switched from burning 300 gallons of diesel fuel a day to nearly 100 percent solar power. How did they do it?
The cat is out of the bag: Renewable energy is the future. Thomas, the Energy Cat, tells us how all the sun and wind around us can power the planet.
It's been a historic year in the fight against climate change, but we can't stop now, John Kerry said at the U.N. climate conference in Morocco.