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 ...
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 ...
In this video, we explore a revolutionary project led by American architecture firm Skidmore Owings and Merrill and Energy Vault: a gravity energy storage tower over a kilometer high, designed to ...
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 ...