BOULDER COUNTY, Colo. — Authorities have closed Highway 119 through Boulder Canyon after a rockslide Saturday night. The ...

Around 1910, railroads maintained 545 train stations around Colorado, according to researchers at the Colorado Railroad ...

But Curiosity wasn't the only one with a geological mystery. At the same time, roughly 2,300 miles away on the other side of ...

The Prehistoric Pile Dwellings Around the Alps in Switzerland was just named the most stunning UNESCO World Heritage Site ...

CHP investigators have confirmed that the two men found in a pickup truck in the Santa Cruz Mountains were murder victims, with one identified as Sean Pfeffer of Boulder Creek.

Sixteen B-boys and eight B-girls will battle for the opportunity to compete at national and international competitions.

Walsh’s new restaurant, though, won’t sell grilled meat. When it opens, probably in April, the Chubby Unicorn Cantina will ...

Pillars of enchanting red rocks. Secret slot canyons. Endless acres of beautiful public lands. Welcome to Highway 12 in Utah, ...

The app aims to be like an AllTrails for rock climbing, full of guides for climbs, safety alerts, tips and other information.

Lying on the ground near the center of Stonehenge, partially covered by two huge slabs that appear to have toppled over, is a ...

Overtime appeared all but certain when crosstown girls soccer rivals Boulder and Fairview remained scoreless late in the second half Thursday evening.

"These relics are effectively fossils of the planet formation process, holding vital clues to deciphering the history of our ...