Copper mining firm Rio Tinto is partnering with Amazon to provide copper from a southern Arizona mine for the tech giant’s ...

Amazon Web Services signed a two-year copper deal with Rio Tinto to supply AI data centers from an Arizona mine, expecting to ...

Amazon has struck a two-year deal to receive copper from an Arizona mine, for use in its AWS data centers in the U.S.

To get to Clifton, you have to really want to get to Clifton. The nearest big city is Tucson, about three hours away. After spending the night at an uncharacteristically ratty Holiday Inn Express in ...

The cloud-computing giant will become the first customer for copper produced using Rio’s Nuton bioleaching technology, the ...

Religious rights advocates and First Amendment experts say the ability of Native peoples to exercise religious rights is at ...

Oak Flat in Arizona is at the center of a struggle that's going on three decades. Here's everything that has happened with ...

Earlier this year, Arizona lawmakers sued the Biden administration over the newly created Baaj Nwaavjo I’tah Kukveni — Ancestral Footprints of the Grand Canyon National Monument — arguing that the ...

PHOENIX — Arizona officials continue to support a federal court battle to allow new uranium mining operations on a million acres surrounding the Grand Canyon. In 2012, the federal government put a ...

All those foreign mining companies sniffing around — scooping, drilling, digging, and blasting through southern Arizona’s Sky Islands and its most biodiverse hot spots — they’re promising the world to ...