Walgreens, the largest drug retailing chain in the U.S. with more than 8,000 stores in all 50 states, is now tackling the subject of medical marijuana.

From new packaging to celebrity endorsements, this is how you'll buy weed once it's legal everywhere.

TOPEKA - Supporters of medical marijuana rallied in the Capitol Rotunda on Wednesday to protest a bill that they say would make it harder for epilepsy sufferers to get hemp-based remedies.

AUGUSTA, Maine — Mainers will have a chance to vote to legalize recreational marijuana in November after all.

Total U.S. cannabis retail sales on the festive occasion exceeded $37.5 million, marking an almost 30 percent spike in retail transactions since last year’s 4/20 bonanza.

Motorcycle racer Johnny Rock Page will speed around the Superbike tracks this year thanks to a new sponsorship from a Scottsdale marijuana media company, the partners announced Monday.

PHOENIX (KPHO/KTVK) - The Drug Enforcement Administration has approved a first-of-its-kind trial to study the effects of medical marijuana as a treatment for post-traumatic stress disorder in veterans.

In states where it is legal to use medical marijuana to manage chronic pain and other conditions, the annual number of deaths from prescription drug overdose is 25 percent lower than in states where medical marijuana remains illegal, new research suggests.

DENVER — Normally, when a company based in one state wants to sell products in another state, it starts calling truckers. For Strainz, a Las Vegas marijuana company, it was more complicated.