Arizona groundwater is a lifeline that sustains cities, tribal communities, farms, and plants and animals. Learn the basics.

ABC News' political director Averi Harper breaks down the race in Arizona that's putting a spotlight on the divide in the Democratic Party.

I visited the Grand Canyon's North Rim looking for a uniquely Arizona experience. Instead, it taught me what it meant to be an Arizonan.

Arizona cities have been recognized in a slew of studies as a great places to live and retire. Here's which places made the ...

A pair of arrests involving border agents is raising concerns from critics as the feds start a hiring spree for mass deportations. One agent was charged with child sex trafficking last week. The other ...

A massive bee swarm has taken over an abandoned house in a north Phoenix neighborhood and is threatening people and animals in nearby homes. One woman said she had to sleep in her barn to protect her ...

The Grand Canyon Lodge was destroyed by a wildfire last weekend. It was an elusive getaway for nearly a century on the North ...

Shutterstock The Havasupai of Northern Arizona The Havasupai have lived in and around the Grand Canyon for at least 800 years ...

GRAND CANYON NATIONAL PARK, Ariz. (AP) — The National Park Service is defending its handling of a lightning-sparked wildfire ...

A wildfire that destroyed a historic Grand Canyon lodge is continuing to spread out of control after it had been allowed to ...

Oregon's Cram Fire has rapidly grown to engulf nearly 30,000 acres, prompting evacuations across multiple counties on Tuesday. The wildfire was first reported as a small bush fire on Sunday along U.S.