Add Yahoo as a preferred source to see more of our stories on Google. Hand pointing to landscape light on display at store - Summer Paradive/Shutterstock When considering ways to add greener forms of ...

On a cold, cloudy, rainy day, the last source of power you might turn to is solar. But, that could soon change. “We’re working on developing new solar systems that will capture light on days where ...

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 ...