Arizona's Republican Senate president is hoping the Trump administration will undo actions by former presidents that curtail ...

Most copper mined in the U.S. comes from Arizona. But President Donald Trump’s surprise announcement that he will halt ...

Some council delegates and community members are concerned that so few people had seen the terms of an agreement to ship the uranium.

Freeport-McMoRan has a mining location south of Tucson near Sahuarita and a technology center in Tucson. The company has worked with Sahuarita Unified School District, supporting students to ...

A northern Arizona man is facing a slew of charges after his drone crashed into a uranium mine operation outside Grand Canyon ...

The company that owns a uranium mine near the South Rim of the Grand Canyon has resumed trucking ore from the site. It ...

Trump’s halt to minting of pennies won’t harm Arizona copper industryMost copper mined in the U.S. comes from Arizona. But ...

KGUN 9's Pat Parris explores the legend of the Lost Dutchman Mine in the Superstition Mountains. It's a tale of a search for gold that's never been found--a tale that's Absolutely Arizona.

Most copper mined in the U.S. comes from Arizona. But President Donald Trump’s surprise announcement he will halt production ...

A fire in mid-October at a new Freeport smelter in Indonesia damaged its operations. In the fourth quarter earnings call, management lowered its expectations for copper production in 2025 from 4.2 ...

A Lukachukai man suspected of flying a drone over the Pinyon Plain uranium mine near the South Rim of the Grand Canyon ...