Wisconsin,United States

A new study shows that more than half of teenagers mention drugs, alcohol, sex or violence on their MySpace pages. Yet getting teens to clean up their pages is easier than many might assume, researchers say.

More than 90 percent of adolescents have Internet access, and about half of these use social networking sites, such as MySpace or Facebook, according to the study of 500 18-year-olds in Monday's Archives of Pediatrics & Adolescent Medicine.

Text messaging is a wonderful business to be in: about 2.5 trillion messages will have been sent from cell phones worldwide this year. The public assumes that the wireless carriers' costs are far higher than they actually are, and profit margins are concealed by a heavy curtain.

IBM, in collaboration with five universities, announced plans Thursday to create computing systems that simulate and emulate the brain's abilities for sensation, perception, action, interaction and cognition while rivaling its low power consumption and compact size. The goal is to solve the problem of information management.