In the first study of its kind, scientists have analyzed long-term marijuana use in teens, comparing IQ changes in twin siblings who either used or abstained from marijuana for 10 years.

The Vermont Senate Judiciary Committee, which is weighing whether to legalize and regulate the sale of small amounts of marijuana for recreational use, is hearing from the public on the issue this week.

Cannabis production gives organized labor an opportunity to regain its influence in industrial relations.

The United States’ first African American U.S. Surgeon General, Joycelyn Elders, will address the legal marijuana industry she helped create in San Francisco next month.

New research shows 52% of Americans, including a majority of adults under 65, support legalizing marijuana.

The niche industry for cannabis weddings is new but booming.

Marijuana can be used to effectively treat people suffering from migraine headaches, new research has found.

Chuck Lorre is ready to add another show to his already impressive résumé. The creator of The Big Bang Theory, Mom, Mike & Molly and Two and a Half Men is shopping a pot comedy, The Hollywood Reporter has confirmed.

Raymond Schwab, an honorably discharged veteran, moved to Colorado last year to get treated for post-traumatic stress and chronic pain with medical marijuana. He didn't expect Kansas would take his children in return.