This is the kind of policy detail that can change a home energy investment by thousands of dollars.

No longer a niche product for environmentalists, solar panels are increasingly showing up on factory roofs thanks to tax incentives and rising costs for traditional energy sources. And the cost ...

When one Columbus homeowner asked if solar panels were worth it in cloudy weather, the internet promptly shone a little light on the matter. "Is Solar pointless in Columbus? It is so cloudy here," ...

More Americans are using small solar panels in their back yards or balconies as a clean way to cut their electric bills ...

Whenever the sun shines on his Sifton-area home, Daryl Travis has many reasons to feel great. Cheerful weather is just the start of it. With two complementary solar-energy systems positioned on his ...