NASA and the University of Colorado Boulder will launch a 60-foot rocket out of New Mexico on Friday, which, once launched, will reach the speed of sound in less than a second and complete its scie… ...

In a new study, physicists at the University of Colorado Boulder have used a cloud of atoms chilled down to incredibly cold temperatures to simultaneously measure acceleration in three dimensions—a ...

BOULDER, Colo. − One week after a fiery attack on a gathering to support Israeli hostages in Gaza, security was highly visible on the Pearl Street Mall at the start of the Boulder Jewish ...

An anti-Israel official in Boulder, CO, refused to condemn as antisemitic the horrific firebombing of Jews at a peaceful demonstration — then “doubled down” by wrapping herself in the colors ...

Hundreds of people squeezed into the Jewish Community Center in Boulder, Colorado, for prayer, singing and emotional testimony.

BOULDER, Colo. — Hundreds of people squeezed into the Jewish Community Center in Boulder, Colorado, for a vigil that featured prayer, singing and emotional testimony from a victim and witnesses ...

On Wednesday evening, a crowd filled the Boulder Jewish Community Center for a community gathering that included testimonials from people who participated in Sunday’s march and witnessed or were ...

BOULDER, Colo. (AP) — As members of the Boulder community reeled from a firebombing attack that injured 12 people demonstrating for the release of Israeli hostages, residents prepared to come ...

We fact-checked unfounded and misleading claims about the June 1 attack in Boulder, Colorado.

The Boulder attack suspect accused of wounding a dozen people holding their weekly demonstration for the release of Israeli hostages in Gaza appeared to have second thoughts, according to authorities.

The man accused of injuring 12 in a firebombing at a pro-Israel rally in Boulder, Colorado over the weekend is a former healthcare worker and Uber driver.

The Pearl Street Mall on Sunday afternoon was so picture perfect that bystanders didn’t recognize the first flashes of flame as dangerous.