As wild burro populations grow, they're putting native vegetation at risk, a new study shows, including the saguaro cactus.

The Saguaro National Park is found in the Sonoran Desert. This Park is home to the largest species of cacti. Find out more about this interesting desert and the scientists studying there at the ...

Tucson, Arizona, provides a powerful sense of place and calling, rooted in 4,000 years of human history. Here are key Tucson ...

The cacti arrive in buckets and cardboard boxes, in truck beds and plastic cups. Some are prickly green knobs smaller than a fist; others are saguaros a few feet tall—miniature versions of the ...

President Teddy Roosevelt, the quintessential conservationist, said, "A grove of giant redwoods or sequoias should be kept just as we keep a great and beautiful cathedral.” While in Tucson, Arizona, ...

Step into a cinematic journey where the rhythms of the desert unfold in breathtaking motion, starting Oct. 11.

A clandestine group has spent thousands of hours searching the Sonoran Desert for massive rare cactuses endangered by the expansion of Arizona cities. The Crested Saguaro Society began searching the ...

The saguaro cacti around my museum home look like they are celebrating! Flowers and fruits ring their crowns and the tips of their arms. Soon after the white flowers close, the bright red, open fruits ...

Wander into a desert for the first time and you may not be too impressed. Most deserts are dry, hot, drab landscapes full of prickly plants. But spend some time there, especially in the early morning ...