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 ...

I was absorbed into stories about the saguaro cactus, native to and a symbol of the desert (its blossom is the state flower of Arizona). They live long – some can reach 150 to 200 years – and ...

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 ...