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

A German skydiver used the Grand Canyon as a backdrop to pull off an “endless skydive,” a maneuver that could theoretically ...

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

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 ...

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 ...

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 ...

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

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

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

This January, lots of hotel news came across TPG's desk, including a new Holiday Inn at the Grand Canyon, reservations ...