In China, the first commercial-scale gravitational energy storage system is about to start operating: a nearly 150-meter-tall tower capable of storing electricity produced by renewable sources.

From Europe to North America, an energy revolution is breathing new life into empty, long-forgotten coal mine shafts—by repurposing them into places to store renewable energy. Using "gravity batteries ...

High-rise buildings could soon revolutionize their energy management by adopting gravity energy storage systems. Recent advancements highlight a Canadian innovation that proposes using skyscrapers as ...

Beneath parts of the Appalachian Mountains, thousands of mine shafts still descend deep into the earth. Some of these vertical passages drop more than 1,000 feet, connecting long corridors carved ...

Plus Power's 250-MW Sierra Estrella battery storage project, which sells power to Salt River Project. This story was originally published on Utility Dive. To receive daily news and insights, subscribe ...