Colorado's second-highest court ruled on Thursday that two residents of Boulder County could not sue the county's ...

In a preliminary hearing on Tuesday, the suspect in June's Boulder terror attack on Pearl Street made his first appearance in ...

Terry Lee Drake, 35, was arrested Wednesday and is accused of keeping 210 child sexual abuse files on his personal devices.

A federal judge on Thursday permitted firearm owners and two gun-rights organizations to proceed with their constitutional ...

The University of Colorado Boulder announced has begun eliminating all single-use plastics from its campus beverage services ...

Boulder ENOFF returns July 17-20 with a lineup of films exploring Colorado’s environmental challenges and stories, from wolf ...

Microsoft and Boulder-based company, Atom Computing, are building the world's most powerful quantum computer in Denmark.

NASA and the University of Colorado Boulder will launch a 60-foot rocket out of New Mexico on Friday, which, once launched, ...

Mohamed Sabry Soliman faces dozens of charges in Colorado including murder and attempted murder, and a hate crime charge in ...

CU Boulder partners with PepsiCo to eliminate single-use plastics from campus beverage services, aligning with its Climate ...

Find the answer for Winter clock setting in Boulder (Abbr.) from the people who brought you the USA TODAY Daily Crossword ...

Firefighters in part of north Spokane County believe a fire they put out on Boulder Beach on Thursday is the work of a serial ...