Since Gallup started asking Americans in 1969 whether use of marijuana should be legal, most have said no. But in a Gallup poll released yesterday, half of Americans said the government should legalize pot use.
That is a record high.
Here's Gallup's historical chart for the question:
And here's how they characterize the shift in public opinion:
After decades of disappointment, researchers think they're finally on track to unleash the first practical vaccine against malaria, one of mankind's ancient scourges.
In the world's first large field trial of an experimental malaria vaccine, several thousand young children who got three doses had about 55 percent less risk of getting the disease over a year than those who got a control vaccine against rabies or meningitis.
Many people know how to respond when colleagues hurt themselves, or are felled by heart attack or stroke. But few know what to do in a psychiatric crisis. The Mental Health First Aid program aims to teach people to respond to psychiatric emergencies, from anxiety to eating disorders to psychosis.
Michele Bachmann and Herman Cain have engaged in a round of one-upmanship on the issue, with Bachmann promising to build a double fence on the U.S.-Mexico border and Cain saying he would electrify the border fence. A number of Latino republicans warn that their party risks alienating Latino voters.