An "Ozone Action Day Alert" across Colorado's Front Range Urban Corridor, which is home to almost 5 million, has urged drivers to leave their cars at home.

El Paso residents have been asked to avoid driving their cars, to help mitigate the high levels of ozone pollution.

Lyft is joining Uber in asking that Gov. Jared Polis veto a bill passed with overwhelming support from legislators intended to make rideshares safer.

The Colorado State Patrol is urging drivers to respect motorcyclists engaged in lane filtering, with summer riding season officially underway.

A Colorado woman who worked as a child and family investigator and parental evaluator in child custody cases throughout the state has pleaded guilty to charges that she used false credentials to ...

Thousands of drivers have been urged to avoid using their cars in certain areas across three states due to the risk of sparking wildfires.

What to know about Colorado attack that injured 12 at event for Israeli hostages Officials said a man in Boulder assaulted people with an incendiary device and a makeshift flamethrower and yelled ...

Every state has its own strange laws, and Colorado is no exception. In the state, laws against throwing snowballs and buying cars on Sundays are both on the books.

Pueblo Zoo Colorado faces a $200,000 budget shortfall. Ticket sales and donations are crucial to avoid closure and support community efforts for this vital resource.

Councilwoman Stacie Gilmore of Denver, Colorado encouraged local residents to report ICE activity to her “more than 600 volunteers” who are available 24/7.

Colorado Rep. Brittany Pettersen asks RFK Jr. to maintain funding for naloxone, invokes mom’s opioid battle Funding for overdose medication is in jeopardy as Trump administration mulls cuts to ...

Eight elderly victims hospitalized with burns after man shouting "Free Palestine" hurled Molotov cocktails at pro-Israel event in Boulder.