Kayak through towering canyon walls to discover Arizona’s hidden falls, a remote oasis that feels wild, quiet, and ...

Trading gems, minerals, fossils and meteorites can be fraught with controversy and ethical ambiguity. But is the answer to ...

The project to expand a mine producing manganese and zinc is expected to receive final approval by this summer.

Arizona will take nearly a $3 trillion total economic hit and lose millions of jobs that would have come to the state by 2060 ...

Tucked away in the remote northwestern corner of Arizona, near the tiny community of Littlefield, Toroweap Overlook offers ...

From desert overlooks to charming small towns, these underrated Arizona spots offer out-of-towners a side of the state that ...

A potential new mineral on Mars forms when iron sulfates are heated above 100°C. Data from Valles Marineris regions suggest ...

ASU and Freeport are building robots and sensors to speed copper sorting and shrink processing waste in Arizona.

The roads through the Arizona Strip are maintained by hope and occasional grading, which means conditions can vary wildly depending on when you make the trip. Summer monsoons can turn sections into ...

Skip Tucson’s bustle for a high desert town with magical mountain views.

More than 50,000 years ago, a meteor hit Earth and formed what we now call Meteor Crater in northern Arizona. But new ...

Arizona is experiencing a dramatic geological emergency as massive fissures open up, indicating the state is sinking due to severe land subsidence. Years of excessive groundwater extraction have led ...