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 ...

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

Cutting‑edge dating reveals driftwood high in Grand Canyon caves 55,250 years ago when a meteor’s shock wave blocked and ...

Spanning three quarters of a mile and almost 600 feet deep, Meteor Crater was blasted by a nickel-iron meteorite roughly the ...

Two world-famous Arizona attractions – the Grand Canyon and Meteor Crater Natural Landmark – may share a hidden connection, according to new research ...

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

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

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

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 ...