As our National Parks prepare for the busy tourism season, some are dealing with the impacts of widespread park and forest ...

Happy Statehood Day, Arizona. From Stevie Nicks and the Colorado River to creosote and Camelback Mountain, here's why we love ...

The body of a California man, a car, and various car parts were found 1,000 feet below Grand Canyon's South Rim.

Two Grand Canyon-size features on the far side of the moon were likely formed in about 10 minutes after an unknown object ...

Scientists say Vallis Schrödinger and Vallis Planck—dramatic trenches near the lunar south pole—were carved in a blast that ...

The Earth's Grand Canyon took millions of years to carve, but the moon's grand canyons took about ten minutes.

A colossal impact billions of years ago carved out the canyons that rival the most breathtaking features here on Earth in a ...

New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons on the far side.

Higher education company Grand Canyon Education (NASDAQ:LOPE) will be reporting earnings tomorrow afternoon. Here’s what ...

The four-game slate in Arizona came to a close Monday for Nebraska baseball, bookended with losses. No. 23 Nebraska fell at Grand Canyon in Phoneix, Arizona, 3- ...

At about 8 a.m., February 10, emergency crews at the Grand Canyon were notified of a report of a broken rock wall and ...