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

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

Saguaro cactuses are an iconic symbol of the American Southwest and the country's largest cactus species. But the world-famous cactuses are beginning to wither and die amidst the state’s ...

In Phoenix, the summer of 2020 was so hot even the cactuses couldn’t stand it — literally. In the weeks after August, the hottest month in the hottest summer on record in a place already famous for ...

Most people see their first saguaro (pronounced “sah-wah-roh”) cactus on television, perhaps in a cartoon or a Western movie. The signature plants of the Sonoran Desert, towering saguaro cacti ...

PHOENIX — After recording the warmest monthly average temperature for any U.S. city ever in July, Phoenix climbed back up to dangerously high temperatures Wednesday. That could mean trouble not just ...

The saguaro (Carnegiea gigantea) is the world’s largest cactus: An adult can weigh up to 8 tons. It has shallow roots that grow 4 to 6 inches deep, but one root, like a taproot, reaches more than 2 ...

Wild burros' appetite for native desert trees are endangering the health of Sonoran ecosystems, a new study found. By damaging cactuses and other vegetation, the burros also put themselves at risk, ...

Saguaro Park in southeastern Arizona, near Tucson, offers a landscape unlike anything you’ll see elsewhere. The park hosts ...

If you're one of the many people who are into succulents, then you know that they are a great plant to have around. They're beautiful, they don't take up much space, and they're relatively easy to ...