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

The Lunar Trailblazer Mission, a collaboration between various research institutions including Northern Arizona University, launched to investigate the presence and origin of lunar water. Scientists ...

Looking for internet in Arizona? CNET has listed the top internet service providers with reliable service and broad coverage.

Here's how to find the cheapest gas near you and save at the pump with tools like GasBuddy, Fry's or Safeway fuel points and ...

The Lunar Trailblazer Mission, a collaboration between various research institutions including Northern Arizona University, launched to investigate the presence and origin of lunar water.

NASA launched a new space telescope to explore the origins of the universe. The SPHEREx mission, which stands for ...

A large winter storm bringing snow and rain is hitting Arizona, forcing closures of I-40 in Ash Fork, Kingman and Winslow.

New wind turbines would not be allowed within 12 miles of any site zoned for residential use, putting much of the state off-limits.

Pluto was the little planet that could — until it couldn’t. Discovered in 1930 at Lowell Observatory in Flagstaff, Arizona, Pluto was hailed as the ninth planet in our solar system.

A new report from WalletHub ranks Arizona as the eighth most dependent state when it comes to federal funding.

The Rim Country Museum will host Payson-area historian Tim Ehrhardt on Tuesday, April 1, at 1 p.m. for a presentation on his ...