Nearly a decade and a half into Colorado’s first-in-the-nation marijuana experiment, the tide at last may be turning on the public’s perception of pot’s perils. That is particularly so among parents ...

DENVER — Colorado’s marijuana experiment is threatened by the popularity of eating it instead of smoking it, leading the pot industry to join health officials and state regulators to try to curb the ...

Thirteen years ago, no state allowed marijuana for recreational purposes. Today, most Americans live in a state that allows ...