The bill's opponents questioned its effectiveness and said it needed more study.
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The state is moving U.S. 36 near Lyons, Colo., away from a creek to try to flood proof it before spring runoff.
More than half of Colorado's counties are struggling to recruit and retain enough doctors, and the problem is especially acute away from the cities. Now lawmakers want to do something about it.
Bill would require parents to learn about the benefits of immunization before they could opt their kids out of required shots.
John Suthers says it’s an attorney general’s job to uphold the law despite public opinion.
With potentially deep Pentagon cuts looming, the state readies for a competitive national fight over which military bases will stay open.
About 100 people, including church leaders and members of the State Legislature, gathered at the Capitol to launch an outreach effort to win support for same-sex marriage in Colorado.
The bill would ban children under age 18 from using commercial tanning salons.
The bill bans sale of marijuana to anyone under age 21.
Governor John Hickenlooper joined environmentalists and oil and gas industry executives to praise the state’s new air pollution regulations.
Colorado Republicans and Denver leaders officially submitted their bid to have Denver host the 2016 Republican National Convention.
With other sources of transportation funding on the decline, Colorado is set to ink what could be the first of many deals giving private companies control of the state's roads.