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

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 ...

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

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 ...

A visit to the Grand Canyon is a true bucket list item for anyone on a US road trip. But Arizona isn't the only place where an ambitious explorer can find a Grand Canyon. NASA’s Lunar ...

Lake Havasu and the London Bridge are uniquely Arizona road trip destinations. Here's why it's worth the drive and what to ...

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

The Grand Canyon mid-air collision was among the first ... the San Bernardino Mountains to reach its destination, Kansas City. So, what went wrong? Trans World Airlines Flight 2 to Kansas City ...