The 6-2 vote Wednesday came despite the backing of the state's chief medical officer.
Governor on Colowyo mine: "You close this mine it will not reduce the amount of coal that's burned."
The case involved a medical marijuana patient fired by the Dish Network after failing a drug test in 2010.
The Colorado Photographic Arts Center's "Mixed Bag" exhibition captures a range of issues and aesthetics from the state and beyond.
Hampton Sides profiles several scientists who are taking a serious look at marijuana through advanced research.
The bill directs state health authorities to set new guidelines for doctors who recommend pot for "severe pain."
Under the policy, doctors who write more than 3,500 recommendations for pot in a year will be referred to the Heath Board for discipline.
- Colorado's chief medical officer says the state should make post-traumatic stress disorder a condition that can be treated with medical marijuana.Read more
Researchers at Children's Hospital Colorado are looking into the usefulness of medical marijuana as relief for patients and families of children with pediatric brain tumors.