The GAO has released its conclusion on a study commissioned to study a Pentagon study on its own studies. The study's conclusion was that the study of studies was ineffective. The taxpayer-funded cost for the worthless studies was not released, however.

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.

Nearly 1 million children in the United States are potentially misdiagnosed with attention deficit hyperactivity disorder simply because they are the youngest -- and most immature -- in their kindergarten class, according to new research by a Michigan State University economist.