Solar is no longer just a way to trim your utility bill; for many homeowners it is a serious contender to keep the lights on ...

Even on gray winter days, with the thermometer well below freezing and the sky a uniform sheet of cloud, modern solar panels ...

Fifty-three million U.S. households cannot install rooftop solar, primarily due to building and roof limitations, because they live in apartments or because of their status as renters. I’m one of them ...