Retiree Frank Deni wanted to cut expenses at his California home in 2023 by installing solar panels. He chose SunPower Corp., ...

The recommendations were part of an executive order the governor signed Oct. 30, directing the California Public Utilities ...

In sunny California, solar panels are everywhere ... Hawaii, which has thousands of homes with rooftop solar, has cut down on ...

Solar panels have gotten so cheap that the plant, born of an old attempt at harnessing the power of the sun, appears to be obsolete.

California Title 24 mandates solar for all new homes, making integrated solar-plus-battery systems increasingly important. With support for a wider range of voltage requirements, the IQ Battery 5P ...

Enphase announced the launch of an expanded IQ Battery 5P product with support for both single-phase 120/208 V and split-phase 120/240 V, for new home ...

A new study in the journal Renewable Energy that looked at California ... home in the early evening and switch on appliances like air conditioners — just when the grid is losing solar power.

We don't know how much money got out the door, we don't know how much money the administration can seek to claw back,” said ...

The Del Dotto Winery in Napa Valley, California, has installed a solar project with large dual-axis solar trackers from Mechatron Solar. The vineyard is expected to meet 95% of its electricity ...