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 ...

The state will pump almost $12 million into an abandoned mine subsidence program in North Belle Vernon beginning next week. A slurry mixture of grout will be injected under about 140 homes in the ...

Just because a mine has been exhausted of its ore, that doesn't necessarily mean it has no value. A 2023 study suggests that the shafts of such abandoned mines could serve as energy-storing gravity ...

A version of this story was originally published on Jan. 17, 2025. Drivers on Interstate 80 long have grappled with gridlock, sun glare and other unavoidable headaches of traveling in a densely ...

Globally, energy markets are transitioning away from coal and toward solar energy. In 2024, the world installed a record-breaking 599 GW of solar and has nearly 2 TW in development. Installed solar ...

An abandoned cinnabar ore mine for mercury in Texas. U.S. Interior Secretary Doug Burgum has issued an order to unlock federal dollars to recover above-ground critical minerals from functioning and ...

A part of Interstate 80 in New Jersey passes near and over abandoned iron mines, remnants of a thriving ore-and-mineral industry that began before the American Revolution. By Dan Barry Just after ...