Discover the hidden beauty of the Sonoran desert on the Desert Night Glow Hike in Phoenix. Experience the magic of glowing ...

Four dozen tiny pupfish are swimming in a constructed habitat in a giant glass structure once meant to house humans.

About 50 Sonoyta pupfish were released into an artificial stream inside the University of Arizona's Biosphere 2 on Friday in hopes of establishing a new reserve population of the endangered ...

After visiting New Mexico's Carlsbad Caverns, head to these stunning 150-foot-high waterfalls named after a famous Indian ...

Mick Ohman was stranded for days in the desert and lived to tell the tale. — -- A man says he was stranded for days in Arizona's desert mountains with just a water bottle, a couple beers, some ...