In an effort to help provide park leaders with information on wildlife, 60 cameras were set up by the National Park Service’s ...

Science can explain why your plants will die without water. Even the old man, the Saguaro cactus, needs a little bit. Science ...

Local plant experts don’t know what is causing some Saguaros to snap like a twig after some cactuses lost arms or fell apart ...

I grew up in Tucson, Arizona, and didn't like living there much. Years later, as an adult, I found it's a great place to ...

Monument Valley, Arizona/Utah Monument Valley, straddling the Arizona-Utah border, is an iconic symbol of the American West.