A meteorite impact thousands of years ago may have triggered a landslide in the Grand Canyon and reshaped the Colorado River ...

Drought, a warming climate and decades of firefighting policies that suppressed natural fires have turned many grasslands and ...

The Grand Canyon fire continues to rage, impacting access and adding to the challenges faced by firefighters in the region.

A wildfire that tore through a historic Grand Canyon Lodge​ had been allowed to burn for days before erupting over the ...

The Grand Canyon, one of the most iconic geological formations on Earth, may hold deeper secrets about our planet’s history ...

A new study suggests ancient wood floated into a cave far above the Colorado River when a meteorite-induced earthquake ...

U.S. land managers have long known that they have a problem on their hands with overgrown forests and persistent drought.

The Grand Canyon Lodge opened in 1937 and was the only hotel located inside Grand Canyon National Park on the North Rim.

Wildfires burning at or near the Grand Canyon's North Rim are still raging as strong winds, high heat and low humidity ...

Partial blue skies in the morning allowed many park visitors to ignore fires on the North Rim. By afternoon, ashfall made for ...

A wildfire in tinder-dry forest destroyed dozens of buildings, prompting public outrage that it was left to burn for a week ...