With 61 recorded mass shootings claiming the lives of 82 people over the last decade, Colorado Democrats have aimed to limit ...

Four years have passed since 10 lives were lost and countless more were forever changed by a mass shooting at a Boulder King ...

The House passed legislation to limit the sale of certain semiautomatic firearms to Coloradans who have passed a background check and taken a training course.

Boulder, Colorado observes the Boulder Strong Day of Remembrance on March 22, 2025, for the 2021 shooting victims.

Lawmakers in Colorado are close to passing a law restricting guns with detachable magazines. It attempts to mitigate damage during mass shootings and would be one of the strictest gun laws in the U.S.

BOULDER, Colo. — One in 15 American adults have been on the scene of a mass shooting, according to a recent study by the University of Colorado Boulder. The study, published Friday in the ...

About 7% of U.S. adults have been present at the scene of a mass shooting in their lifetime, and more than 2% have been injured during one, according to new University of Colorado Boulder research.

But since then, two of the country's worst mass shootings happened in Colorado - at a Boulder supermarket in 2021 and at Club Q, an LGBTQ+ nightclub in Colorado Springs a year later. Both involved ...