As AI's energy demands surge, Google is backing an unexpected breakthrough that uses rust to reimagine how massive batteries ...

When there’s extra wind or solar power on the grid in the Netherlands, some of it now goes to a new type of battery made from just three components: iron, air, and water. Called an iron-air battery, ...

Clean-tech startup company Form Energy announced last week an additional $405 million in financing, allowing it to expand its newly built factory where it makes a unique type of large-scale battery ...

Add Yahoo as a preferred source to see more of our stories on Google. California is preparing to test an unconventional battery system that could provide clean power for days instead of hours, a key ...