Smoke from more than 100 wildfires blazing in Canada is expected to spread to impact air quality in more U.S. state.

Northern lights are expected to light up U.S. skies tonight. Here's where the northern lights will be most visible and ...

A surge of moisture, due in part to the placement of an upper-level low and the tropical moisture field from the Northern ...

The Fountain Hills mayor and two councilmembers had a table designated for reporters removed from the chambers after ...

Arizona Diamondbacks ace Corbin Burnes has been lifted after just 70 pitches against Washington with an apparent injury.

The Arizona Independent Redistricting Commission adopted drafts of new congressional and legislative district maps Thursday with only a few partisan disputes. The five-member Arizona Independent ...

How growing up in the "cone of uncertainty" changed my life - even when I thought I had left it behind. Until Hurricane ...

Mason White hit three of Arizona’s program-record eight home runs and the No. 2 seed Wildcats beat fourth-seeded Utah Valley 14-4 at the Eugene Regional. Arizona (41-18) can clinch a berth in ...

The aurora's are back! And may be visible throughout the weekend. The University of Alaska and NOAA track auroras using the ...

Extreme heat warnings and heat advisories were issued across parts of the U.S. Southwest and Pacific Northwest on Friday.

Factors used to determine the overall quality of city services rank and score comprise weighted average scores in six key ...