With 22 national parks and monuments to its name, Arizona boasts some of the most astonishing landscapes in the country, from the Grand Canyon to the towering buttes of Monument ...

From spectacular landscapes — hello, Havasu Falls — to artistic wonders, here are 10 of the most beautiful things to see in ...

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

Two gigantic canyons on the moon — both deeper than the Grand Canyon — were carved in less than 10 minutes by floods of rocks ...

Scientists proposed an explanation for the formation of Vallis Schrödinger and Vallis Planck near the lunar south pole, which ...

Moon Grand Canyon carved out in less than 10 minutes by bullet-fast space rocks - Space rocks travelling as fast as a bullet ...

Located just outside Tucson, Arizona, Ventana Canyon's two 18-hole courses, Mountain and Canyon, are the stars of the show at ...

If you're planning a trip to Arizona's Grand Canyon, don't forget to check out this nifty little pool in its depths. But be ...

Catherine Parker Grand Canyon Village is located close to the national park's most popular south entrance, on the South Rim of Grand Canyon National Park. Grand Canyon Village is divided into ...

One of the hottest teams in college basketball faces a tought test when Arizona travels to Arizona State for a high-stakes rivalry Saturday matchup on CBS. The Wildcats (14-6, 8-1 Big 12 ...

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

AZ also said four other executives – two of whom are currently employed by the company and two who are former employees – are under scrutiny as a result of the probe. It added that the company ...