The Bureau of Reclamation declares the first water shortage for the Colorado River basin, which provides water for tens of millions of people and large agricultural regions.

Why more and more homes are going up in the country’s most fire-prone areas.

Last year, Colorado became the first state to legalize recreational marijuana. Now it’s decided how to regulate it. The legislature approved a 25 percent tax on the sale of marijuana among other requirements.

Colorado's junior senator and member of the Senate's 'Gang of Eight' discusses the push for immigration reform.

In June 2012, Marketplace Money shared the story of the Gulis, a couple whose home and business were destroyed in the Colorado wildfires. We check in on them six months later and find out how they're rebuilding their lives after losing nearly everything.

On Tuesday voters in Colorado and Washington approved legalization of marijuana for recreational purposes.

A homeowners association in Denver has issued hundred of tickets to residents this year for failing to keep up their lawns in the drought.

The suspect in the Colorado theater massacre makes his first court appearance this morning. James Holmes isn't talking to police. But he left a behind a rich Internet trail. Authorities say it shows how easy it was for Holmes to buy lethal supplies.

As wildfires rage across Colorado, state officials are being cautious in how they describe the conflagration, hoping not to scare away its major tourism industry, like it did in 2002.