Why is the smell of Arizona's monsoon so distinctive? It releases the aromas of the desert, one ecologist says.

Arizona Illustrated. Desert Plant Special. Season 2025 Episode 29 | 27m 59s Video has Closed Captions | CC. Nurtured by Nature, The Mysterious Crested Saguaro, Restoring the Flora, Desert Willow.

In the northern region of the Sonoran Desert, surrounded by five mountain ranges and 350 days of sunshine, lies Tucson where native edible plants grow. The saguaro, barrel and nopal cacti are ...

Over the last five years, researchers have found that the death rate for saguaros in the Phoenix area jumped from 1% to 2% every year, and is now closer to 7% ...

The saguaro cactus is the iconic plant of the Arizona borderlands, and in June and early July, its fruit ripens ...

A team of researchers led by the Smithsonian has discovered the oldest known pterosaur fossil in North America. Pterosaurs were flying reptiles that lived alongside dinosaurs and were the first ...