Two of the world's largest mining firms, Rio Tinto and BHP have been trying to develop Resolution Copper for roughly two ...

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

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

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

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 ...

Executives of two of the world’s biggest mining companies, BHP and Rio Tinto, have lobbied at the White House as part of ...

Drilling by Intrepid Metals (TSXV: INTR) in the Earp zone at its Corral copper project in southeast Arizona has returned ...

In a separate post, outgoing Rio Tinto CEO Jakob Stausholm said the miners outlined to Trump "the enormous potential of this project to provide domestic copper and other critical minerals for decades ...

The project, called Resolution Copper, has been under development by mining giants Rio Tinto and BHP Group for roughly two decades, but it has faced legal challenges from Native American people, ...

This is part of The Republic's countdown to the opening week of the 2025 Arizona Interscholastic Association high school football season with two region previews a day. They're called 2-a-days. The ...

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.