Legislation in Maine, Vermont, New Hampshire, Massachusetts and Rhode Island would allow small solar panels to plug directly into home outlets, expanding access to clean energy.

It was April 2006, and the mood was celebratory at Napa Valley College. A crowd had assembled to toast the school’s new solar field — 5,600 photovoltaic panels arranged in neat rows across 5 acres of ...

The Chinese manufacturer said it developed a new circuit-model–based method to accurately detect hot-spot risks in TOPCon back-contact modules, overcoming limitations of the IEC 61215 approach caused ...