Matt Shupe, a senior research scientist with the University of Colorado Boulder’s Cooperative Institute for Research in Environmental Sciences, stands in front of a research sled he plans to use in the Arctic. It measures things like heat, temperature and wind speed.
In September, dozens of the world's top climate scientists will sail into the central Arctic, freeze their ship in the ice and drift and gather data for a year.
Grace Hood/CPR News
In the Southwest, a record number of Mexican gray wolves turned up dead in 2018, tempering an increase in the overall population to 131 animals.
Officials say the financial penalty is the first of its kind in Colorado's federal court district and among the first nationally intended to help people with substance addictions.
Sales were largely halted in 2016 under President Barack Obama over worries about climate change.
Coal-fired power plants keep closing and communities around the country must decide what to do with those sites. Pennsylvania has a plan, aiming to create new jobs where the old ones have been lost.
The fastest growing cities are in Arizona, Texas, Washington and North Carolina. Columbus, Ohio, is the only Midwestern city in the top 15 fastest-growing populations.
But of course TSA does, and DIA says you can’t have weed on the premises.
Thanks to a late-season snow, four Colorado ski areas will be open for Memorial Day weekend, several will stay open into June.
CEO Sarah Hirshland has proposed the USOC deliver annual reports that would track how far the organization is along on goals.
The presidential candidate also weighed in on escalating tensions with Iran and other State Department issues.
Prosecutors say they learned about the man's attempt to flee the scene of the fiery collision that killed four people on I-70 in April after Rogel Lazaro Aguilera-Mederos, 23, was released Saturday night after paying bond.
Just two Colorado Oil and Gas Conservation Commission commissioners had served on the board before. Five commissioners are new.
Representatives from the seven states that rely on Colorado River water met at the Hoover Dam to mark a long-negotiated agreement aimed at keeping reservoirs from drying up.
Valedictorian Emma Goodwill said that a lot was taken from the class of 2019 in the shooting — their sense of safety and their friend and fellow senior.
The lawsuit will join several other White House rules and pharmaceutical companies the Colorado attorney general has challenged.
The 120 day legislative session is written into Colorado's Constitution -- and lawmakers and lobbyists say that's long enough.
The Democratic presidential candidate and Colorado senator pitched a plan that he said would be difficult for future Republican administrations to overturn.
At the stage of "marijuana reform 2.0," the conversation has shifted from just being about legalization to how best to erase marijuana convictions and ensure that people who were arrested for pot benefit from legal markets.
The idea she's [Kristi Burton Brown] not filing this recall as a party officer is a joke,” said Morgan Carroll, Colorado Democratic Party Chair.
Denver set out to eliminate traffic fatalities and injuries by 2030. But today, the city is on track to see more people die on the streets this year than last.
The first hurdle of what promises to be a long campaign season will be the Presidential Primary Debate scheduled for June 26 and 27 in Miami.
John Smyly resigned his police role on May 9 but will remain an employee through February without performing any work.