Social Justice This Is Your Brain on Pot … No, Really This is not just a pipe dream: The brain apparently does make its own marijuana. Matt Palmquist
News in Brief Attacking Alzheimer’s with a Toke and a Tipple Red wine and marijuana — but not ginkgo — may help ward off the disease. Tom Jacobs
Social Justice First, Reduce Harm Faced with a horrific drug problem, Vancouver is trying a radical experiment: Let junkies be junkies. Vince Beiser