A midair collision at the Grand Canyon killed over 100. The disaster partially led to the start of the FAA and changed air ...

The city of Flagstaff has taken big steps to preserve the clarity of its night sky. Find out the best ways to experience the ...

Arizona has hosted the Super Bowl several times. What year will the Super Bowl be in Arizona again? Here's when it could ...

The far side of the Moon has its own versions of the Grand Canyon—two of them, in fact! A new study explains how these deep ...

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

New Mexico's beautiful slot canyon, with its picturesque western views, dramatic white rock formations, and endless horizon, ...

I’ve been reading a book. I’m about two-thirds of the way through it and have been enjoying it. It’s titled “A Walk in the ...

Arizona may not have any ocean-front property. But if you're looking for a beachy getaway, the Grand Canyon State still has ...