US President Donald Trump met with the chief executives of Australia’s two biggest mining companies, BHP and Rio Tinto, in ...

Scientists found that applying pulsed electric potential treatments to copper single crystal surfaces boosts their ability to ...

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

Hours before the federal government was expected to transfer land in eastern Arizona to a mining company, a federal appeals ...

Earlier this week, the 9th U.S. Circuit Court of Appeals temporarily blocked a land swap that would hand a swath of the Tonto ...

A U.S. federal court’s decision to block the Resolution Copper mine project in Arizona triggered a fierce rebuke from President Trump, who called the delay “anti-American” and accused left-wing ...

A federal appellate court has put a temporary hold on development of a copper mine planned for the Superior area. The Ninth Circuit Court o ...

A US appeals court temporarily blocked a land transfer earlier this week, which is needed for the development of BHP and Rio ...

Trump criticized a federal appeals court ruling that temporarily blocked a land transfer needed for Rio Tinto and BHP’s ...

President Donald Trump took a strong stance on Tuesday on the ongoing Resolution Copper dispute, issuing pointed criticism of ...

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 ...

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