Berkeley Energy Group, an Eastern Kentucky coal mining company, is partnering with EDF Renewable Energy to turn two former mountaintop-removal coal mine sites into the state’s largest solar farms.

In the four states that make up 65% of residential solar installations, most households have incomes between $45,000 and $150,000, new research from GTM Research and PowerScout reveals.

A Delaware bankruptcy court judge yesterday approved the $50 million sale of the residential solar installer to private equity firm Northern Pacific Group.

Building on a foundation of 90 MW of solar farms developed in the past 12 months, developer Innovative Solar Systems and international energy conglomerate VivoPower will develop projects across the country together.

In papers filed yesterday in the U.S. District Court for the Northern District of California (Oakland Division), the panel maker accuses three companies of stealing designs for its PowerXT modules and creating their own version, to the detriment of the company’s profits.

To close a terrible, horrible, no good, very bad quarter, the troubled company saw its CEO resign, came to an agreement with a creditor and finally got around to paying (part of) its rent.

On Friday, the former fossil-fuel favoring governor ordered a study to see whether solar and wind development is making the electricity grid less stable.

The California Energy Commission provided grants last week for further study on the rearing methods of Mojave Desert tortoises and various grid-scale battery storage technologies as part of an effort to proliferate utility-scale solar projects in the state.

The University of California system has granted solar-cell researchers at UC San Diego the money to accelerate research into a technology it hopes will cut the costs of solar power in half.

The U.S. Consumer Products Safety Commission partnered with the California company to recall PV modules that could overheat and catch fire, though no incidents or injuries have been reported.