The city of Tucson, Arizona, sits on America’s southern border, surrounded by the cactus-strewn landscapes of the Sonoran ...

If you want to visit a real piece of Old West history, you'll need to make a trip to this small Arizona city near scenic ...

Joyner, who is quickly rising as a football prospect, is putting in a strong track and field season as he threw 54 feet, 6 ...

The endangered Mount Graham red squirrel was classified as endangered in 1987, with population numbers ranging from 35 to 550 ...

A new trail in this southern Arizona city plots the most visitor-friendly astronomy stops—and there are plenty to choose from ...

Almost 50 acres on Tucson's west side have been added to Saguaro National Park, just as the Trump administration reportedly ...

The Trust for Public Land has acquired 47 acres for Saguaro National Park, increasing the linkage to Pima County's Sweetwater ...

The Stronghold Fire burned 2,138 acres over two days, and evacuations were ordered for areas near Sunsites and Cochise ...

“Is Tucson in Arizona?” John Lennon asked Paul McCartney ... really jumped up a lot in the last few years has been the high mountains,” said Kevin Kaplan, chief operating officer of Long ...

Nearly 50 acres have been added to Saguaro National Park in Arizona through the Trust for Public Land, which has helped ...

A rally Saturday afternoon brought together neighbors, environmental advocates and elected officials—united in one message: ...

$17.95. kpno.noirlab.edu. The Mount Lemmon SkyCenter Observatory, at 9,157 feet in the Santa Catalina Mountains near Tucson, ...