The latest news on marijuana
A recent poll shows partisan and gender divisions among Americans on issue of legalizing marijuana.
Pot is bad for the brain, especially young brains.
The swimmer is a role model, and columnist Sally Jenkins should know better.
Massachusetts Democrats says government should not interfere with how people spend their leisure time.
Inspector stumbles upon a large marijuana operation in unkempt house.
Study reports students overestimate peers' marijuana use.
Rates of drug use in United States exceed those in other countries, new study finds.
This time, it's a foreclosed home in Florida where pot plants are reportedly grown.
But there's plenty of debate about whether that matters.
It's too early to draw conclusions from a study that shows changes in the brains of pot smokers.