National and state parks in Arizona will waive entry fees for Dr. Martin Luther King Jr. Day. Save money at Grand Canyon, in Sedona and more.

From Grand Canyon to Petrified Forest to Saguaro National Park, here are the best things to do in Arizona's most beautiful places.

Wildfires have scorched Los Angeles in recent weeks, and they've had a notable impact on the sports world, including during ...

Could historic silver mines at a site in Arizona be related to a much larger mesothermal system with CRD mineralization below ...

Ah, but — and you should remember this for “Jeopardy!” — the Golden State’s first documented gold strike happened here, in ...

A freeze warning was issued for Arizona, including metro Phoenix. Here's what weather experts expect, including temperatures, ...