Most homes already have a smart meter that digitally communicates with the electric grid. If you're looking to get rooftop solar panels, a smart meter is an essential piece of equipment. Here's why.

Half cell solar panels, which divide conventional full-sized cells into two electrically independent halves, have moved from ...

Add Yahoo as a preferred source to see more of our stories on Google. Rooftop solar and home batteries are way more expensive in the U.S. than in most countries, largely due to slow and burdensome ...

Solar projects can generally be placed in two buckets: they are either large utility-scale ground-mounted projects connected to the grid, or they are smaller, distributed projects, typically 20 MW in ...

As New England bakes during the first heat wave of the summer, electricity use is surging. The power grid has so far been able to meet the demand, thanks in part to an assist from the sun. Around the ...