The three most difficult trails on South Mountain will close when the National Weather Service declares heat warnings from 8 a.m. to 5 p.m.

This town tucked high in the Chiricahua Mountains is surrounded by towering cliffs and lush forests. Here's how to plan a trip to tiny Portal, AZ.

ADOT says eastbound I-10 will be closed between the SR 51 “mini-stack” interchange and the U.S. 60 from 10 p.m. on Friday ...

The EPA's decision on the Valley's ozone nonattainment issue could have big impacts on public health and the local economy.

Starting at5 a.m. on March 24, McKellips Road will be closed between 92nd Street and Longmore Road until 5 p.m. on May 23, ...

PHOENIX — Air travel has long been thought of as the safest way to get around the country. However, a series of high-profile ...

Arizona has an expanding semiconductor sector and the state has made inroads in space travel. The two industries could help each other grow together.

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

PHOENIX (AZFamily) — The largest winter storm for Arizona this week has come and ... Colonel Daven Byrd of DPS’ Highway Patrol Division after announcing a recent crackdown of driving violations.

Winter storm closes I-17, I-40, State Route 89A in northern Arizona Arizona residents face power outages from winter storm Federal firings wipe out entire Phoenix office that runs court ...

Winter storm closes I-17, I-40, State Route 89A in northern Arizona Arizona residents face power outages from winter storm Federal firings wipe out entire Phoenix office that runs ... an ice scraper ...