California’s power system has an infamous problem. Solar projects produce more electricity than is needed during the day but too little to satisfy demand at night.

CA regulator says its solar rules are fair, but trio of environmental groups wants to toss them out ...

Rising dust and bird activity in California’s Central Valley may reduce solar output, putting homeowner savings and ...

Comstock Metals, a solar panel recycler with a drop-off facility in Kings County, California, has received approval from California’s Dept. of Toxic ...

"Going to supplement my rooftop system with this if it passes to surpass the 100% usage limit." Lawmakers introduce bill to legalize ultra-cheap plug-and-play solar panels: 'This would be huge' first ...

A San Francisco appeals court panel is being pulled back into California’s fiercest energy fight, after the state Supreme ...

The court revived a legal challenge to a 2022 regulation that significantly reduced the compensation utilities paid to owners of home solar systems for the electricity they sent to the grid. By Ivan ...

For years, California lawmakers were stymied. But now, at a crucial juncture for electricity in America, the state is embracing an ambitious and long-awaited plan: to buy and sell far, far more power ...

This is read by an automated voice. Please report any issues or inconsistencies here. California and nearly two dozen states sued the Trump administration over its cancellation of a $7-billion solar ...

As electricity prices soar and rooftop solar subsidies vanish, some U.S. renters and homeowners are surreptitiously installing solar panels on balconies and in backyards without their utility’s ...

For years, solar power at home was mostly limited to people who owned their rooftops and could afford the steep upfront costs. But now, a new generation of small, affordable systems — often called ...

A research team has produced a flexible perovskite-silicon tandem solar cell that converts 33.6% of sunlight into electricity ...