Geologists examine a massive fissure in Arizona and find that may have existed way before it caught public attention.

Botanist Gustaf Starck rallied people passionate about preserving desert plants with a sign outside his Scottsdale ranch.

Arizona, being largely desert, is home to as many as five dozen ... slow moving and spend much of their time burrowed below ground. Although gila monsters spend the majority of their days ...

Seeking a decadent holiday balanced by high-energy activities, Benjamin Parker flew to Arizona’s on-trend desert gem to see ...

Across the Arizona-Sonora Desert Museum's 98 acres, you'll find 230 animal species – including hummingbirds, coyotes and string rays – along with 1,200 local plant species. Next to the ...

Plenty of numbskulls think that’s all Arizona has to offer, a big hole in the ground and lots of desert. But even if that were true — speaking as someone who has fallen under the spell of both — it ...