Privacy Concerns Over Video Surveillance Doorbells, New Research Study On Psychedelic Drugs

In this April 13, 2010 photo, one gram of psilocybin, the psychoactive ingredient in hallucinogenic mushrooms, is seen on a scale at New York University in New York. A study conducted at the university examined the effects of hallucinogenic drugs on the emotional and psychological state of advanced cancer patients. Seth Wenig/AP Photo