For decades, fire departments across the country have used drones to monitor wildfires. But the Aspen Fire Protection District will be the first to operate a new model from California-based company Seneca, which could help slow wildfires before firefighters arrive.

Voting trends show Colorado Republicans stayed home, young Democrats voted more and unaffiliated voters returned ballots more than any other group.

Nederland, outside of Boulder, Colorado, wants to buy Eldora Mountain Resort from Utah-based ski company POWDR.

Officials estimate that flooding response and recovery costs to La Plata County could be in the tens of millions of dollars.

The Central Arizona Project chose not to keep funding cloud seeding work in Colorado and Utah amid a broader fight over Colorado River water.

Colorado clerks used helicopters to make sure votes were vast and counted.