In 2002, flood waters from Canyon Lake dam reservoir in central Texas were diverted into an emergency spillway at nearly 200 times the normal flow rate. The resulting flood event, which lasted for six ...

A meteor may have led to the formation of the Grand Canyon, a new study has found. While many Americans are familiar with the Grand Canyon’s beauty and uniqueness, they may not be aware of the story ...

The Grand Canyon may seem to be a simple case of "river carves rock," but to geologists, its formation is still puzzling. Ira Flatow and guests... Solving The Riddle Of The Grand Canyon's Formation ...

The natural world is full of striking landscapes that remind us of the immense power of time and geology. From water carving ...

A new model that explains how canyons are formed from floods and other water discharges has discounted an erstwhile brim model, which harped on gushing water discharge in huge volumes having caused ...

Anyone who enjoys whitewater rafting in places like the Colorado River owes a debt of gratitude to the enormous boulders that create the foaming undulation known as rapids, and new research appears to ...

This week's Friday Field Foto is from an area just west of Death Valley called Darwin Canyon. As you can see, there is a sharp, angular contact between two sedimentary formations -- an angular ...

Editor’s note • This article is part of 150 Things To Do, a reporting project and newsletter exploring the best that Utah has to offer. Click here to sign up for the 150 Things weekly newsletter. Much ...

What does it take for soft-bodied animals, built to rot not to rock, to persist for 500 million years in the Grand Canyon?

From the country's deepest canyon to sacred volcanic towers in the sky, these rock formations are as mesmerizing as they are grand When it comes to famous rock formations, most of us recount the Grand ...

Introduction -- Purpose -- Geology of the Horseshoe Canyon Formation. Ash beds ; Coal seam or zone markers ; Palynology ; Palaeo-magnetostratigraphy -- Types of preservation and methods of study.