Psychiatry

In a matter of hours, mind-altering substances may induce profound psychological realignments that can take decades to achieve on a therapist's couch

The emerging field of cultural neuroscience reveals fascinating differences in brain function between cultures and environments. Christie Nicholson reports

A subject in a study of the effects of hallucinogens on brain chemistry recounts her mystical, life-changing experiences under the influence of psilocybin

A study proposes that fear-based messaging about an issue like global warming may encourage the audience to dismiss it. Christie Nicholson reports

A recent Swedish study finds that teenagers put most of the blame for bullying behavior on the bully or the victim, and not on their peers or the school environment. Christie Nicholson reports

In recent studies fish oil supplements seemed to lower breast cancer risk in women, raise colon cancer risk in mice and have no effect on Alzheimer's. Cynthia Graber reports

Mice had to work 15 times harder to get one treat over another of equal quality. They then preferred the labor-intensive treat when both were freely available. Karen Hopkin reports