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, ...

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 ...

Explore the potential of rust batteries, specifically iron air battery technology, as a future solution for long-term energy storage. While renewable sources like solar and wind have become more ...