People in the Denver metro area are breathing some of the most ozone-polluted air in the U.S., the latest "State of the Air" report from the American Lung Association found.

A new report finds people in the Denver metro area are breathing some of the most ozone-polluted air in the U.S.

It will be another warmer-than-normal day across the state Wednesday afternoon, but the active weather will bring a risk of severe weather for Eastern Colorado later in the day.

It's a mostly sunny start to the day, with a chance of storms Wednesday afternoon. We'll see high temperatures in the mid to ...

By 2050, the region is expected to grow by 600,000 people. Roughly 163,000 of that increase will be within the city of ...

For years, the owners of a Colorado business have been raising concerns about a dangerous curve in the road that has sent ...