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. "It doesn't ...

The Desert Speaks. Saguaro: King of the Cactus. Season 4 Episode 3 | 28m 8s Video has Closed Captions | CC. A look at the history and life cycle of the Saguaro cactus. Did you know the mighty ...

Saguaro cactuses are Arizona's towering icons. However, only one holds the record for being the tallest ever measured. Here's what to know about it.

Saguaro cactuses are Arizona's towering icons. However, only one holds the record for being the tallest ever measured. Here's what to know about it.

Stephanie Sy: The saguaro is not the only Western species under threat from the wildfires being fueled by climate change. Within the Mojave National Preserve in California, an estimated 1.3 ...

Saguaro cactus, Saguaro National Park (Rincon Mountain District), Arizona. Image: SonoranDesertNPS/flickr/CC BY-2.0. Science Friday’s broadcast in Phoenix, Arizona, got us thinking more about a ...