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

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

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

Valles Marineris in imagery captured the Mars Reconnaissance Orbiter. Global topography: NASA/GSFC CTX global mosaic: ...

Grand Canyon plays the Utah Valley Wolverines after Tyon Grant-Foster scored 24 points in Grand Canyon's 83-74 victory over ...

Utah Valley hosts the Grand Canyon Antelopes after Tahlia White scored 23 points in Utah Valley's 99-55 victory over the Seattle U Redhawks.

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 ...

The rustic lodge that offers one of the most sought-after experiences at Grand Canyon National Park will be closed through ...

The rustic lodge that offers one of the most sought-after experiences at Grand Canyon National Park will be closed through March 2025. All operations at the historic Phantom Ranch, including ...

PHOENIX (AZFamily) — Major trails at the Grand Canyon re-opened Thursday afternoon after being closed for nearly 20 hours following a chlorine gas leak inside the canyon last night. The closures ...

Something unusual is happening in the Grand Canyon—its animals are behaving in ways never seen before. From unusual migrations to altered feeding habits, experts are searching for answers. Could it be ...