An international research team has designed a residential solar-plus-storage system based on gravity. The system was built with a solar power generator, a bulk booster charge controller, an inverter, ...

Jul. 16—Kern County oil fields look more and more like a viable place for storing renewable energy to help balance the state power grid. Bakersfield startup Renewell Energy is working on its first ...

Gravity never goes away—and that’s a powerful tool in the world of renewable energy, often marred by the ebb and flow of wind, tide, and sunshine. And this gravity-based energy isn’t a concept for the ...