Seismic wave measurements suggest the supervolcano beneath the popular national park is unlikely to erupt any time soon ...

Arizona's wildfire season typically peaks between April and early July and ends once the monsoon season brings precipitation and higher humidity. Efforts to prepare by forest and fire management take ...

Uturuncu, a Bolivian ‘zombie volcano’ that hasn’t erupted in more than 250,000 years, has shown signs of life. But scientists ...

This Arizona national monument boasts 13 hiking trails, unique geology, and is even a designated International Dark Sky Park; ...

The Stronghold Fire southeast of Tucson is at 69% containment on May 3, while officials anticipated hot, windy conditions for ...

PHOENIX – Crews continue to increase containment of the Stronghold Fire in southern Arizona, authorities said. The footprint ...