Startup Form Energy's first factory to produce iron-air energy storage batteries at a former Weirton, W. Va., steel mill site was completed in September, with an expansion now underway. As it expands ...

Turning cheap daytime solar into electricity you can actually use at night just got a lot cheaper. A new analysis from energy think tank Ember shows that utility-scale battery storage costs have ...

"We can store those leftovers, so we don’t have to throw them out,” says John Zahurancik with the Arlington-based energy ...

One of the latest advances in renewable energy is called a Battery Energy Storage System, known by the acronym BESS. There are residential versions like the Telsa Powerwall, industrial sized batteries ...

Flow batteries made from iron, salt, and water promise a nontoxic way to store enough clean energy to use when the sun isn’t shining. One of the first things you see when you visit the headquarters of ...