Musk warned Tesla risked losing him if the package failed and said he wants to build a "robot army" he can control.

Arizona's college landscape is marked by a rivalry between Arizona State University and University of Arizona. But which is older? Here's the story.

A community meeting is scheduled at 4 p.m. today to discuss the Cody Fire, which has burned for days north of Tucson near the community of Oracle, officials say. The meeting will be held a Biosphere 2 ...

Arizona hides a secret vista that makes professional photographers weep and amateur ones look like geniuses. The scenic overlook at Munds Park delivers the kind of panoramic majesty that makes you ...

Tucked away in southeastern Arizona, this visual masterpiece sits at the base of the majestic Huachuca Mountains, creating a backdrop so stunning you’ll find yourself pausing mid-conversation just to ...