Hardware now accounts for about 20% of U.S. residential system prices, leaving permitting and interconnection as major cost drivers.

Forbes contributors publish independent expert analyses and insights. Dianne Plummer is an Energy Consultant and Certified Energy Manager. Rooftop solar has become one of the fastest-growing clean ...

A few weeks ago, we talked about some real-world numbers shared by Redditors who added a rooftop solar system to their homes. Not to be outdone, Electrek readers took to the comments to share their ...

The Massachusetts resident posted a graph of their daily energy usage on Reddit. Homeowner shares real energy savings 1 year ...