State utility regulators in Colorado are weighing the impact of federal clean energy rollbacks on their "clean heat" goals.

Colorado, along with 15 other states, is poised to sue the federal government for ignoring endangered species regulations.

Colorado’s members of Congress were split on a House Resolution honoring conservative activist Charlie Kirk and condemning ...

New standards need to be approved by lawmakers, and they won’t be used in permitting or regulatory proceedings for at least ...

The use of Flock cameras in Denver and elsewhere in Colorado exemplifies the dark side of government surveillance.

Research on brain tumors in children funded by the federal government will wind down in March amid funding cuts.

Three of Colorado’s Republican members of Congress asked Colorado Gov. Jared Polis to call a special session to address crime ...

Fremont County Commissioner and former state Senate President Kevin Grantham announced Tuesday that he is running for state ...

The settlement stems from a challenge that Suncor filed to an updated water discharge permit issued by Colorado health ...

Minority Leader Rose Pugliese, the top Republican in the Colorado House of Representatives, announced her resignation from ...

Colorado House Republicans chose Rep. Jarvis Caldwell to serve as their new minority leader on Saturday morning.

COVID-19 vaccines should be available to doctors, nurses, and all health care personnel who would like protection.