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

Arizona: The State The Jumps Time #geography #arizona #timezone #daylightsavings ...

From Lowell Observatory to Kitt Peak to Mount Graham, here are the 11 best planetariums and observatories in Arizona and ...

Fans of horticultural landmarks are catered for at Scottsdale's Desert Botanical Garden, where some 50,000 plants from ...

For over 25 years, the endangered Mount Graham red squirrel has been quietly battling population decline atop one of ...

The first Trump administration built long segments of steel wall on Arizona's border. Conservationists fear wildlife will ...

Mineral extraction has become central to U.S. security and trade policy. But can Arizona mines extract minerals responsibly?

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

Lawyer for Letitia James urges DOJ to refuse to prosecute mortgage fraud claims How to Make Ultimate Anti-Inflammatory ...

Arizona has begun the first phase of a wildfire prevention project around the mountain community of Pine Lake.

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

Centro will sit on 10 acres in Nogales. It’s a remote operating center for South32 Hermosa, a zinc and manganese mine in the Patagonia Mountains. Some will be watching for its environmental impact as ...