The city of Tucson, Arizona, sits on America’s southern border, surrounded by the cactus-strewn landscapes of the Sonoran ...

Scorpions are a part of life in our Sonoran Desert. But there are some parts of the Valley that have more of the pinching ...

The first Trump administration built long segments of steel wall on Arizona's border. Conservationists fear wildlife will ...

The nation's environment journalists are gathering this week in Arizona, a place where climate and natural resource issues are on full display.

What makes cooperative ants turn aggressive? During spring recess, two UVM researchers travelled to the deserts of Arizona and California to find out.

The iconic Saguaro cactus is struggling as heat and drought intensify in Arizona. With record-setting ... This majestic cactus is found only in the Sonoran Desert. But over the last five years ...

Scenic views of the pools and grounds at Castle Hot Springs in Morristown, Arizona.