As Arizona enters the final month of a bone dry winter, almost half the state is experiencing extreme drought conditions.

Clyde Tombaugh discovered Pluto in 1930 at Lowell Observatory in Flagstaff. Here's how Pluto won - and lost - its planetary status.

The center of Arizona is in a small town, which might surprise you. Here's what to know about the center of Arizona and how to find it.

Judge Declines to Block Musk From Accessing Agency Records or Ordering Firings Musk team’s next target is probationary Pentagon employees. Patel clears a procedural hurdle in the Senate, putting ...