Breckenridge, a ski resort in Colorado popular with British holidaymakers, now allows people to smoke marijuana without fear of arrest.
Marijuana use among teenagers increased this year after previous declines, while the use of other illicit drugs like cocaine mostly declined.
Putting cannabis in place of more harmful drugs may help in winning the fight against substance abuse, say researchers.
A home movie showing a relaxed Marilyn Monroe apparently smoking marijuana has surfaced, retrieved from an attic some 50 years after it was filmed.
CANNABIS CULTURE - Red & Meth get blazed in Vansterdam with Cannabis Culture backstage at the 'Still High' Tour.
Their biggest concerns are alcohol and cannabis despite the fact that as many kids smoke tobacco as marijuana and tobacco is markedly more addictive and dangerous.
Irvin Rosenfeld will set a world record for weed consumption while lighting up his 115,000th joint.
Health, law enforcement officials bemoan greater public tolerance of drug.
Police busted eight members of Wu-Tang's Clan's entourage with weed and ecstasy during a traffic stop in Memphis.
Anti-pot propaganda drives most people to drink alcohol instead. But booze is far more dangerous than marijuana.