President Trump threw his support this week behind a massive project to turn an Apache sacred site outside Phoenix into one ...

President Trump signaled support for a giant copper mine in Arizona following a meeting with the heads of two of the world’s ...

A U.S. appeals court has put the brakes on the transfer of federal forest land in Arizona to a company that plans to mine one ...

Arizona tribal leaders reacted angrily after President Donald Trump said their opposition to a copper mine was un-American.

Federal appeals court blocks Oak Flat transfer to Resolution Copper with emergency injunction protecting Apache site ...

A federal land swap will have to wait as another legal challenge to a controversial Arizona copper mine makes its way through ...

Hours before a disputed land swap was to take effect, an appeals court halted the process, giving copper mine opponents more ...

A U.S. district judge has denied a request by a Native American tribe and environmentalists to stop the federal government ...

Conservation and tribal groups were successful in their bid to further delay the transfer of public land for a copper mine in ...

U.S. President Donald Trump on Tuesday criticized an appeals court ruling that temporarily halted a land transfer essential ...

Deal hands Mitsubishi a 30% stake in Hudbay's Copper World project, sharply reducing its upfront funding needs.

A colossal copper mine that could pump billions into the Arizona economy is charging ahead, after nearly a decade of Washington roadblocks. In a rush of votes Friday, the Senate passed the measure ...