CNBC's Steve Kovach reports on Elon Musk's sendoff as a special government employee. SB737 challenges himself to beat ...

Ancient canal systems discovered in Arizona have transformed our understanding of the early civilizations of the American ...

Mining company Signal Peak Energy sits atop a billion-ton coal reserve beneath Montana’s rugged Bull Mountains and ships 98% ...

Southern Arizona Democrats running for late Congressman Raúl Grijalva’s House seat sought to differentiate themselves in a ...

Medicaid plays a vital role in many rural communities that favored President Donald Trump in the 2024 election. But residents ...

High-profile Democratic congressional candidates Adelita Grijalva and Daniel Hernandez Jr. clashed over tax and environmental ...

Medicaid plays a vital role in many rural communities that favored President Donald Trump in the 2024 election. But residents ...

The U.S. Supreme Court has turned down a request by Apache Stronghold to hear a case over a proposed copper mine at Oak Flat.

The Trump administration has said it plans to move forward with the transfer of land in Tonto National Forest to a company ...

The Supreme Court has rejected an appeal from an Arizona tribe fighting to halt the construction of a copper mining project on federal land that they hold sacred.