As artificial intelligence becomes more embedded in everything from grocery lists to legal briefs, it's now making its way ...

Mycorrhizal fungi are a vital part of ecosystems around the world — including to climate-threatened saguaros here in the ...

Tanisha Tucker has a lot of work to do before the monsoons start. Tucker, a member of the Tohono O’odham Nation, carries on the ancient custom of plucking the fruit from the giant saguaro cactus ...

The saguaro cactus is the iconic plant of the Arizona borderlands, and in June and early July, its fruit ripens. For the Tohono O'odham Nation, harvest time for the “bahidaj” is a sacred start ...

TUCSON, Ariz. (AP) — The saguaro cactus is the iconic plant of the Arizona borderlands, and in June and early July, its thorn-covered small fruit ripens. For members of the Tohono O’odham ...

The saguaro cactus is the iconic plant of the Arizona borderlands, and in June and early July, its fruit ripens. For the Tohono O'odham Nation, harvest time for the “bahidaj” ...

TUCSON, Ariz. (AP) — The saguaro cactus is the iconic plant of the Arizona borderlands, and in June and early July, its thorn-covered small fruit ripens.

The saguaro cactus is the iconic plant of the Arizona borderlands, and in June and early July, its fruit ripens. For the Tohono O'odham Nation, harvest time for the “bahidaj” is a sacred start ...

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.