A new report shows tens of thousands of abandoned mines dot the U.S., including parts of the Mountain West. Experts say these ...

Dozens of people get injured or die in the U.S. every year because they don’t follow this simple advice: Stay out of abandoned and active mines and surrounding lands. Abandoned mines are not history ...

Learn why rivers in northern Alaska are turning orange, causing aquatic ecosystems to become increasingly toxic.

Senators Kelly and Lummis introduced the bipartisan Legacy Mine Cleanup Act to expedite remediation of abandoned mines.

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 ...

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 ...