Featured image: 7,000-year-old skeleton of woman may have been a victim of leukemia, making it the oldest case found.
Story highlights. Colorado began allowing the sale of recreational marijuana on January 1 to anyone age 21 or older. Residents can now buy marijuana like alcohol -- except the cannabis purchase is limited to an ounce, which is substantial enough to cost about $200 or more.
Story Highlights. 1  In unofficial results, Colorado marijuana amendment passed with 54.8% of the vote, 1.28 million yes. 2  People will be able to buy pot in special stores; July 1 is the deadline to create rules for them. 3  When state officials certify results Dec. 6, people can start legally start smoking their own pot.