The Dragon Bravo Fire has continued to wreak havoc across the Grand Canyon region in Arizona, but one famous piece of ...

Rocks gathered along the Colorado River contained evidence of a bustling community of animals in an ancient sea.

The fire burning at the Grand Canyon is now the largest active wildfire affecting national parks nationwide — and the ...

Paleontologists unearthed fossils in the Grand Canyon dating back more than 500 million years that offer a new look into a ...

A massive wildfire in northern Arizona has grown by thousands of acres over the weekend, as firefighters work to regain ...

Fire burned the Grand Canyon's North Rim Lodge, not for the first time, but the building left a legacy for all who visited it.

A massive wildfire in northern Arizona has grown by thousands of acres over the weekend, as firefighters work to regain ...

Recently unearthed fossils from the Cambrian period shed light on a key stage of evolution, when life became much more ...

In addition to sunscreen, you'd better pack your patience this summer if you plan to visit these U.S. destinations known for ...

The series 'is renowned for fostering thoughtful, informed dialogues with innovators across all spheres of society,' says ...