The moon's Schrödinger impact basin near the south pole holds two grand canyons formed by an enormous asteroid collision 3.8 ...

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

The gigantic cataclysm, which released energy 130 times more powerful than the detonation of the entire world’s atomic ...

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

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

Projectiles flying faster than bullets from a blast 130 times bigger than the global nuclear stockpile helped form giant lunar canyons, according to a new study.

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

Arizona may officially be the Grand Canyon State and for good reason. But there are other nicknames associated with the state ...

If you're looking to take an unforgettable Arizona trip in 2025, try visiting one of these road trips from the Grand Canyon ...

While in the area, you can also explore Lake Powell, Antelope Canyon, Rainbow Bridge National Monument and Vermilion Cliffs ...

Known as the Grand Canyon of Texas, Palo Duro Canyon is a place of profound scenic beauty ... From its highest elevation to its 800-feet depths, Palo Duro Canyon is living history in the form of ...