There are few subjects that can stir up stronger emotions among doctors, scientists, researchers, policy makers, and the public than medical marijuana. Is it safe? Should it be legal? Decriminalized? Has its effectiveness been proven? What...

More than 200 cannabis industry leaders from almost half the states in the country are converging this week on Capitol Hill to tell lawmakers it’s time to modernize federal marijuana laws.

A high school football player who takes cannabis oil to prevent his seizures has been ruled ineligible to play in college, a decision that has sparked outrage from advocates, lawmakers and sports fans.

Sen. Dianne Feinstein, a longtime opponent of legalizing recreational marijuana, now says the federal government should not interfere in California's legal marijuana market.