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 ...

About 2,000 feet deeper than the Grand Canyon, Hells Canyon was rapidly carved when a lake spilled over about 2.1 million ...

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

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

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

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

A meteor may have led to the formation of the Grand Canyon, new study says - The study dives into questions surrounding how and when driftwood in Stanton’s Cave in the Grand Canyon got there ...

The flash flood struck Havasu Canyon, a tributary canyon, about 30 miles west of Grand Canyon Village, Arizona just before 1:30 p.m. on Thursday, USA TODAY reported.

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