The sheriff's office in San Miguel County, Colorado, tweeted about a road closure, and it turned into internet gold.

Elias Iagnemma making the first ascent of The Big Slamm at Tintorale in Abruzzo, January 2025. This is the first 9A boulder problem in Italy.

According to Xcel Energy's electric outage map, about 8,673 customers in Boulder were without power as of 9:30 p.m.

A big boom on Monday obliterated the boulder that fell onto the Parks Highway at Mile 219 during an avalanche on Jan. 24. Now ...

Whether or not new buildings in Boulder are “ugly” is subjective. But many large developments in Boulder do tend to look ...