scientific study

(Newser) - An eagerly anticipated HIV study returned disappointing results yesterday, crushing scientists' hopes that targeting the genital herpes virus could help reduce the transmission of HIV. Although the reasoning seemed sound—having herpes boosts a person's contraction risk nearly threefold, so targeting herpes should combat HIV infection—the study found no...

(Newser) - The brains of hyperactive children appear to develop more slowly than those of their peers,  researchers have discovered, with the cortex—the area that affects attention and action— maturing 3 years later than in other children. The finding accounts for the fact that many kids with ADHD grow out...