A recent court ruling allows one of world’s largest mining companies to move forward in an area of religious and cultural ...

The U.S. Forest Service transferred ownership of Oak Flat to Resolution Copper on Monday, a major setback for opponents of a massive mine at a site the San Carlos Apache Tribe considers sacred.

An Arizona land auction for a Canadian mining company's Copper World project faces opposition from residents and Pima County.

Reporters Dana Hedgpeth and Erin Patrick O’Connor were invited to observe the Sunrise Dance. They spent four days camping in heavy rain and flood waters to document a ceremony that is rarely seen by ...

HILLSBORO — The lonely block house sitting on a hillside beneath Animas Peak near the former Quintana copper mine in Sierra County does not look like a likely location for an imminent industrial boom.

Amazon’s push to build massive artificial-intelligence data centers is now extending into Arizona, where a recently restarted copper mine is supplying industrial metal seen as increasingly critical to ...

Panama and Canada have been negotiating on a copper mine that could have profound implications for the global resources market. The Cobre Panama mine, which is operated by Canadian mining company ...

DRAGOON, Ariz. (KGUN) — A once-forgotten copper mine in southern Arizona is back in business because of the growing number of data centers across the country. The Johnson Camp Mine in Cochise County ...