A team of paleontologists led by National Geographic Explorer Paul Sereno uncovered a trove of dinosaur fossils in the Sahara ...

TUCSON, Ariz. • Cousins Tanisha Tucker Lohse and Maria Francisco set off from their desert camp around dawn on most early summer days, in search of ripe fruit from the ...

TUCSON, Ariz. — The saguaro cactus is the iconic plant of the Arizona borderlands, and in June and early July, its ...

Here are correct pronunciations of Tahquitz, Temalpakh, Tachevah and other Coachella Valley terms derived from the Cahuilla language.

Arizona's saguaro cactus has evolved to thrive in the extreme climate of the Sonoran Desert, but after decades of rising heat, even these towering icons are showing signs of stress.

Arizona's saguaro cactus has evolved to thrive in the extreme climate of the Sonoran Desert, but after decades of rising heat, even these towering icons are showing signs of stress. Kris Van ...

I trekked through the Sahara Desert with my in-laws after only meeting them a few times. I was nervous, but it was a fantastic trip.

What’s going on here? SoftBank’s looking to build a $1 trillion AI and robotics hub in the Arizona desert – and it wants TSMC and other firms to throw in some green. What does this mean? The ambitious ...