Nearly 20 years after it was first proposed to state and federal regulators, the project formerly known as PolyMet Mining — ...

BHP , the world's biggest miner, would need to offer a minimum 40% premium over Anglo American's share price to make a ...

The controversial project threatens Michigan's Porcupine Mountains and Lake Superior, activists say, arguing it would alter ...

A planned copper mine could alter Tucson's natural skyline, but in the 'Copper State,' mining interests still hold sway.

The Oxford High School shooter will not be resentenced, a judge ruled. - Millions of dollars in grant funding for a massive ...

More than 100,000 metric tons of copper concentrate stuck at the closed First Quantum mine in Panama do not currently pose an ...

State funding for a controversial copper mine in the Upper Peninsula has been held up. For the second time this year, the ...

A proposed mine on the shores of the country's largest lake is facing fierce opposition from campaigners who worry about the ...

Chile’s state-run copper miner, Codelco, will start using explosives with a significantly lower carbon footprint at its ...

Freeport's copper production is diversified, with 32% in North America, 29% in South America, and 40% in Indonesia. See why I ...

The mine was shut down in November after Panama’s Supreme Court declared First Quantum’s contract with the country ...