A federal judge says Arizona lawmakers and others lacked standing to sue the Biden administration over its creation of a new ...

Caleb Shaw, the nephew of head coach Bryce Drew and son of assistant Casey Shaw, has given Grand Canyon's basketball's bench ...

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

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

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

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

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

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

The Arizona State Senate Republican Caucus sued the Biden Administration for the creation of Ancestral Footprints of the ...

A federal judge has rejected a lawsuit by Arizona lawmakers challenging former President Joe Biden’s designation of a national monument near the Grand Canyon. The dismissal of a case brought by ...

Whether you're hiking, boating or just taking a stroll outside, the great outdoors has its dangers, and that includes the ...

Despite a federal ruling rejecting a motion to remove protections on land in near the Grand Canyon, an agreement between ...