Nearly 400 Tucson voters may have received the wrong ballot for the Aug. 5 primary. But there is a way to fix it.

The fire burning at the Grand Canyon is now the largest active wildfire affecting national parks nationwide — and the ...

An investigation by The Arizona Republic found 'crime free' programs don't reduce crime and some police departments use problematic training materials.

Located 18 miles south of Tucson near the Sierrita Mountains and organized in 1877, the Pima Mining District had humble beginnings with several small mining camps.

Glimpse into the mining history of the region at this Arizona ghost town, which is filled with souvenirs and exciting Wild ...

Arizona is at the heart of the U.S. race to produce more copper domestically, and a planned mine in Casa Grande is clearing hurdles to put it on track for construction to start sometime next year.

Four Apache women filed suit in Washington, D.C., asking a judge to block a land exchange needed to build a copper mine at ...

Robert Friedland of Ivanhoe Mines told the BBC the 50% tariffs would help re-establish the US copper mining industry.

A U.S. district judge in Arizona has precluded the U.S. Forest Service from proceeding with the land exchange for the huge Oak Flat copper mine project until 60 days after ...

Eagle Mountain Mining Ltd is a company operating in the mining industry, primarily focusing on copper projects in the USA. The company is engaged in exploration activities, particularly in Arizona, ...

After years of delay, the deep-sea mining plans of Canadian firm The Metals Company (TMC) now appear to be progressing as it pursues a controversial new path to securing a license to mine in ...