With more than 1,200 square miles of land area, U.S. Army Yuma Proving Ground (YPG) is the fourth-largest installation in the ...

Ecosystems which have never been seen before are being accidentally created by humans. They offer a stark look into the nature of tomorrow.

This lake in Arizona's mountains is a haven for outdoor adventurers, with incredible fishing, boating, and hiking ...

The park occupies that fascinating ecological sweet spot where the Sonoran Desert begins its transformation ... offering frequent encounters with the park’s non-human residents. Mule deer pause ...

Many scholars agree that the name Tonto derived from the Chiricahua name for Western Apaches — bini édiné — meaning “people without minds.” This may have referred to the fact that they spoke a ...

While your friends are posting predictable beach selfies, you could be wandering through a fascinating ecological transition zone where desert scrub and oak woodland ... the park’s diverse residents.

Tens of thousands of mule deer hunters, resident and non, who are mulling choices for this fall’s deer hunts in eastern Oregon need to know significant changes are afoot for 2026. The changes ...

The Sonoran Desert is beckoning adventurers and seekers of relaxation to explore Tucson’s vast area of natural attractions. Tucson, Arizona’s second-largest city, combines outdoor adventure ...