The latest news regarding more efficient batteries includes an iron-air system built from safe, low-cost materials—iron, ...

California is preparing to test an unconventional battery system that could provide clean power for days instead of hours, a key step toward reducing dependence on lithium-ion storage and natural gas ...

An iron-air battery that stores and releases energy through a reversible rusting process has become the first of its kind to connect with a public electricity grid. On 30 July, the startup Ore Energy ...

Form Energy is working in the multi-day space, commercializing a relatively simple, modular battery solution based around the rust cycle of iron. Charging these washing-machine-sized battery modules ...

An electrical engineer works on Form Energy's 2022 battery module in the company's lab in Berkeley, California. Image courtesy of Form Energy Share Weirton, West Virginia has iron in its blood. The ...

Salt and rust — the bane of your car's existence — may be the keys to storing enough renewable energy to power the electric grid for several days. That's according to two local companies that have ...

“Selective surface processing with lasers is a clean and fast alternative to chemical processes in the automotive industry, ...

Form Energy has an iron-air battery technology that is optimized to store electricity for 100 hours at system costs competitive with legacy power plants. It is a cost-effective, multi-day energy ...