A 190-million-year-old rock formation has crumbled into the waters of Lake Powell, U.S. park officials announced. The famous "Double Arch" geologic feature has towered over Rock Creek Bay in Utah ...

The striking red rock towers and arch formations peppered throughout Southern Utah and the Colorado Plateau are known to shake and sway in response to earthquakes, high winds, thermal stresses ...

The red rock common denominator You might not know the one thing these rocks all have in common: iron. Here is a look into the science behind the red dirt and rocks that gives Utah its famous ...

Castleton Tower (right), a soaring sandstone formation near Moab, Utah, is among the most popular climbing destinations in the world. Researchers have enlisted rock climbers to help them assess ...

These unusual rock formations are a result of weathering and erosion. They first appeared in the area where dinosaurs used to live, between 140-180 million years ago. Here's the story behind these ...