As the Arizona Trail winds past the proposed Oak Flat copper mine, the search for climate solutions takes on new meaning.

Arizona has a decades-long unchallenged reputation as a copper state, but a recent ranking suggests more mineral wealth is hiding beneath its deserts. The study, published by Bullion dealer SD Bullion ...

With an ounce of gold being sold for more than $3,000 at the moment, many are hoping to cash in. We went on a hunt for gold with a prospect who showed us just how tedious the process can be to find it ...

PHOENIX — Arizona was named a recipient of a Gold Shovel award by Area Development magazine, the state’s fourth consecutive gold shovel. Now in its 19th year, Area Development’s Shovel Awards honor ...

Over seven weeks this fall, Arizona Republic climate reporter Joan Meiners is biking the length of the 850-mile Arizona Trail from Utah to Mexico to report on how climate change is affecting the state ...