‘This ain’t your mother’s marijuana,’ surgeon general says

Federal health officials issued a national warning Thursday against marijuana use by adolescents and pregnant women, as more states legalize the increasingly potent drug for medicinal and recreational use.

Maryland court rules pot smell is not enough to search a person

Maryland’s highest court says the smell of marijuana isn’t enough for police to search a person, in a ruling that begins by quoting the title of Bob Dylan’s song: “The Times They Are A-Changin’.”

Is marijuana safe for pregnant women? Study seeks answer, draws critics

Pregnancy started out rough for Leslie Siu. Morning sickness and migraines had her reeling and barely able to function at a demanding New York marketing job, so like rising numbers of U.S. mothers-to-be, she turned to marijuana.

Canada set to legalize marijuana
video

Canada will become the second and largest country with a legal national marijuana marketplace.