By analyzing the natural vibrations of a saguaro, scientists can study the cactus's insides without cutting them open.

Scientists discovered how to study cactus movement without harm - by measuring the silent sway of these desert giants using ...

Our ever-evolving palette of spring color has arrived at a new hue: red. As the season of yellow continues on some hillsides and neighborhoods cloaked with palo verde color, several kinds of cactus ...

Home to amazing national park sites, including Grand Canyon National Park, there are plenty of national parks in Arizona to ...

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, but ...

Across Arizona, gardeners are rediscovering the joy of growing Christmas cacti that burst into color just in time for ...