Walk out over the Grand Canyon to peer thousands of feet downward into the red cliffs, enjoying some of the most dramatic ...

A meteor may have led to the formation of the Grand Canyon, a new study has found. While many Americans are familiar with the Grand Canyon’s beauty and uniqueness, they may not be aware of the story ...

Discover the world's 5 deepest canyons, including the Yarlung Tsangpo in China and the Kali Gandaki in Nepal. Learn about ...

Introducing the Grand Canyon / Stanley S. Beus, Michael Morales -- Precambrian crystalline core / R. S. Babcock -- Grand Canyon Supergroup : Unkar group / J. D. Hendricks, G. M. Stevenson -- Grand ...

Arizona — already home to some of the country’s most iconic landscapes — claims three of the nation’s ten most visited ...

What does it take for soft-bodied animals, built to rot not to rock, to persist for 500 million years in the Grand Canyon?

Utah State University geologist Carol Dehler samples the 500-million-year-old Bright Angel Formation in Grand Canyon. The site is among several formations in a group of rocks she and colleagues are ...

Geology of the older precambrian rocks of the upper granite gorge of the Grand Canyon / R.S. Babcock, E.H. Brown, and M.D. Clark -- The younger precambrian rocks of the Grand Canyon / Trevor D. Ford ...

Geoscientists employed current-day stratigraphic, depositional and paleontological models, along with modern technological muscle to provide updated insights of the Cambrian period of the Grand Canyon ...