Federal judge dismisses Arizona GOP lawsuit challenging Biden's designation of Baaj Nwaavjo I'tah Kukveni National Monument ...

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

The Grand Canyon in Arizona is one of Earth's natural wonders, carved out over millions of years by the gradual erosion power ...

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 ...

FLAGSTAFF, AZ (AZFamily) — It’s just months away from peak tourism season at national parks across the country, including the Grand Canyon. However, park employees across the country say job offers ...

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

Arizona has some of the prettiest sunsets, but why? There's a science behind it. Here's what to know, including sunset times ...

Grand Canyon overcame an 11-point, first-half deficit and got a season-high 24 points from Tyon Grant-Foster in a win over ...

The vast valleys of Vallis Schrödinger and Vallis Planck demonstrate the incredible forces that shaped the face of the Moon.

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

That's good news for NASA, which is looking to land astronauts at the south pole on the near, Earth-facing side later this ...

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