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Authors of a new study published recently in Geophysical Research Letters found that the natural-gas industry is failing to prevent significant amounts of its product from escaping into the air every day. The leaks result in a loss of millions of dollars in potential profits and raise anew questions about the true environmental benefits that come from relying increasingly on gas as an energy source.

Colorado U.S. Rep. Doug Lamborn is pressing to lift restrictions that keep coal mining companies from conducting operations within 100 feet of streams.

Though she doesn’t own a gun herself, Denver-resident Tina Griffiths is an avid gun-rights supporter, avid enough to come out to protest the national No More Names gun-control and remembrance rally in Aurora today, the anniversary of the Aurora theater shooting.

DENVER-- Colorado’s legal-defense community is raising questions about “what appears to be a cover-up” of systemic problems at the state lab that tests evidence in criminal cases.

A county in western Colorado has embraced domestic police drones in an era when states are increasingly limiting use of the technology.

Colorado Congressman Mike Coffman joined other Republican members of the House in voting to lift the executive order issued by President Obama last year that suspended deportation of undocumented immigrant youth and offered them the opportunity to apply for work permits.

DENVER-- President Obama traveled to Colorado Wednesday looking to generate new momentum for the effort in Washington to pass national gun-control laws.

News surrounding the murder Tuesday of Colorado Department of Corrections Chief Tom Clements centers now on white supremacist suspect Evan Ebel, who was captured clinically dead yesterday afternoon in a hail of bullets after a 100 mile-per-hour car chase ended in a wreck near Fort Worth, Texas.

Prison work is an insular occupation. Corrections officials tend to inhabit a culture unto themselves-- tight-lipped, low profile and tough as nails. Tom Clements was an exception.

In the wake of an historic Senate filibuster over the murky U.S. laws governing drone strikes, Colorado Senator Mark Udall on Thursday urged his colleagues to confirm John Brennan as the new director of the CIA.