The Boulder Public Library District is testing a vape detection device this month at its flagship library branch at 1001 Arapahoe Ave. Minutes from an April meeting of the library district Board of ...

The Boulder Police Department is currently in a 90-day free trial of gunshot detection devices in the University Hill neighborhood. According to Boulder police spokesperson Dionne Waugh, the trial ...

BOULDER, Colo. — Colorado’s gun background check system "worked as designed" when the Boulder attack suspect was prevented from buying a gun in the months before the attack, the Colorado Bureau of ...

On the University of Colorado Boulder campus, students' phones were buzzing with emergency text messages on Monday night. Five alerts were sent about a shooting in downtown Boulder. Christine Mahoney ...