Converting abandoned or soon-to-close coal mines into solar farms could provide enough power to meet the demands of a country the size of Germany, according to a first-of-its-kind analysis.

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 ...

Wind farm operators in Wyoming and across the nation can now bury decommissioned wind turbine blades and other materials at surface coal mines in the state — a solution of mutual benefit to both ...

"To compete in the global resource race, Korea must develop space resource technologies independently." South Korea is transforming abandoned coal mines into testing grounds for lunar exploration. The ...

A spokesperson for the Department of Natural Resources and Mines said "legacy" coal exploration boreholes are more complex ... "In many cases, these old boreholes may not have been properly mapped and ...

President Trump has been a cheerleader for coal miners. But these miners say his administration is failing to enforce limits ...