A fire that broke out Monday morning at Freeport McMoRan's Sierrita Mine in Green Valley continued to burn into the afternoon before it was extinguished about 4 p.m. No injuries were reported ...

A former Coronado National Forest chief says her boss forced her a decade ago to stop questioning the legality of the proposed Rosemont Mine. The issues she was trying to raise match those a ...

The largest outbreak so far this year has been in West Texas, but cases have been reported ... by state health departments and the CDC. (The map below is updated on Fridays when the CDC releases ...

South African coal mining company Exxaro Resources Ltd. has held talks with the owner of one of South Africa's largest manganese mines, Tshipi Borwa, in an effort to expand beyond the coal business.

The billionaire's loud opposition to a bill that Trump has urged Republicans to pass presents a test of his political influence a week after leaving his formal role in the administration.

The billionaire's loud opposition to a bill that Trump has urged Republicans to pass presents a test of his political influence a week after leaving his formal role in the administration.