Curbs on studies have limited understanding of marijuana’s therapeutic mechanisms, but political pressure and a shift in research could soon shed light.

The Vermont House of Representatives has rejected two attempts to slow marijuana legalization, first by refusing to delay a vote and then by rejecting an amendment that would have delayed legalization to July 2019.

Cannabis could be the key to treating traumatic brain injuries (TBI) that are taking their toll on the lives of professional athletes and Americans in general.

Marijuana culture has a language all its own.

Much attention has been paid to the prospects for ending marijuana prohibition this year in Vermont and New Jersey. But another state has a shot to advance a cannabis legalization bill through its legislature — and it could happen this week.

Although there are varying levels of toleration of personal use of the drug, no EU country has legalised cannabis so far, says the European Monitoring Centre for Drugs and Drug Addiction (EMCDDA). However, there are signs that some European countries are moving in that direction.

"We're going to see bigger names in Hollywood branding cannabis," says one expert, with only morality clauses — and the federal government — impeding the way.

A Canadian company plans to launch a large, industrial hemp operation in northern Maine this year in the latest sign of burgeoning interest in the versatile yet tightly regulated crop.