Demand for graphite, a key material in the lithium-ion batteries that power everything from phones to electric cars, is ...

The 2,000-acre, 265-megawatt solar array is to be constructed on abandoned strip mine land along Black Moshannon and Coaldale roads.

Perpetua Resources won federal approval for a Central Idaho mine, but faces legal fights. Stibnite Gold Project could net $18B in gold, and $3B in antimony, key to U.S. defense. Tribal, ...

PATAGONIA, Ariz.—When Becky and John Ball retired from careers in firefighting, they found their dream home in the foothills of Arizona’s famed Patagonia mountains. But less than a year after moving ...