While California's marijuana ballot initiative is garnering a lot of attention this election cycle, Gallup finds that nationally, a new high of 46% of Americans are in favor of legalizing use of the drug, and a new low of 50% are opposed. The increase in support this year from 44% in 2009 is not statistically significant, but is a continuation of the upward trend seen since 2000.

The hallucinogen psilocybin -- known by the street name magic mushrooms -- may help ease the anxiety that often accompanies late-stage cancer, U.S. researchers said on Monday.