The Grand Canyon National Park science staff is moving to an energy-efficient facility.

For the first time in four years, the federal government will simulate a flood in the Grand Canyon.

Morning Edition looks into Arizona Highways' feature on a unique bike rental shop and cafe at the Grand Canyon.

An arbitrator has awarded a Las Vegas developer about $28 million in a contract dispute over the Grand Canyon Skywalk.

A recent inspection of commercial buses at Grand Canyon National Park removed more than two dozen from service. 

Tourists from across the country may have easier access to the Grand Canyon in the next several years. 

Saguaro National Park in Tucson has banned the sale of disposable bottled soda or water from vending machines.

As we continue to celebrate Arizona's 100th year, we reached out to you to share your favorite Arizona memories. This story is about a woman who received a chilly reception when she first arrived.

Who could really use a pampering massage? The mules who trek the Grand Canyon, of course.

This month, Arizona turns 100. KJZZ is marking the centennial each week in February with stories of our state’s history, people and places. We're calling it the Centennial Minute. This morning, authors and Arizona residents Fred DuVal and Lisa Schnebly Heidinger tell us about the early days of the state's most iconic natural landmark. The Grand Canyon.