A massive landslide would have dammed the Colorado River, forming a deep lake that has since dried up. A meteorite impact ...

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

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

The resulting Nankoweap landslide would have dumped enormous limestone boulders into the river corridor, creating a temporary ...

New research reveals that a meteorite strike near Winslow, Arizona, approximately 56,000 years ago, may have triggered a ...

The study dives into questions surrounding how and when driftwood in Stanton’s Cave in the Grand Canyon got there ...

50,000 years ago, an asteroid hit the Earth in what is now known as Northern Arizona. It left a giant crater that draws people from all over the world. Nestled between Flagstaff and Winslow, about ...

A meteorite that struck near Winslow, Arizona, about 56,000 years ago may have triggered a massive landslide in the Grand ...

Geology is full of detective stories about the Earth's history, and a new paper in Geology by University of New Mexico ...

Researchers have found a link between two geological events in iconic locations of the U.S. Southwest that scientists ...

W hen an asteroid made Meteor Crater in northern Arizona, it did more than leave the Earth’s best preserved impact crater.

The paper suggests that a dam created a 50-mile-long, 300-foot-deep paleolake with beavers' tracks in caves above the river, indicating a significant geological event possibly related to Barringer ...