Free tools can help you estimate how much energy you'll get from a plug-in solar panel - and how long it'll take to earn your money back. But can you trust them?

California is the latest state to pass a law making it easier to install balcony-friendly solar panels. Renewable energy experts think the new technology is about to take off.

Manufacturers say they are close to perfecting a new, more efficient solar panel that could help the United States reclaim ...

Homeowners in the Golden State have been able to get some relief by installing solar panels to defray their electric bill, ...

Gavin Newsom on Wednesday evening signed into law what’s dubbed the Plug And Play Solar Act. Senate Bill 868 is designed to ...

California has joined nine other US states in approving plug-in solar installations, more commonly known as balcony solar.