As wild burro populations grow, they're putting native vegetation at risk, a new study shows, including the saguaro cactus.

Stick around after sunset ends because the transition period offers unique opportunities. Silhouetted cacti against deepening ...

The University of Arizona-owned Biosphere 2 introduced the critically endangered Sonoyta pupfish into a stream inside of its ...

The Horizon Huskies will take on the Desert Mountain Wolves on Friday night, and the game will be broadcast Arizona’s Family ...

The naked body of a woman was found in Arizona desert in 1989. Now 36 years later cops have found her two missing baby girls ...

Arizona’s lax water laws let corporate farms pump unlimited groundwater to grow alfalfa for cattle overseas, even as local ...

A woman's naked body was found in the Arizona desert in 1989. When detectives finally figured out who she was, they learned ...

When the Arizona Cardinals take the field on Thursday night, the team will be wearing a new desert-themed uniform that ...

Arizona State University announced it will begin its $100 million renovations to Desert Financial Arena next year.

A recent microelectronics conference drew chips professionals from across the world — a major win for Arizona. Now, it must ...