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," ...

The U.S. Department of Energy has taken direct aim at one of the most persistent misconceptions holding back rooftop solar adoption, the belief that panels stop producing electricity when clouds roll ...

Two years ago, California slashed one of the best incentives for people to install new rooftop solar systems. Now regulators might cut the benefit retroactively, too. Before they do, they should ask ...