Many teenagers cleaned up their MySpace profiles, deleting mentions of sex and booze and boosting privacy settings, if they got a single cautionary e-mail from a busybody named "Dr. Meg." (feeds.cbsnews.com)

By ERIC NAGOURNEY Teenagers often use social networking sites like MySpace to post intimate personal information they come to regret, as it lets future employers (or online predators) learn about sex activity and substance abuse.Teens Divulge Risky Behavior on Social Networking Sites Washington PostStudy: Teens on MySpace mention sex, violence CNN (news.google.com)

By ERIC NAGOURNEY Teenagers often use social networking sites like MySpace to post intimate personal information they come to regret, as it lets future employers (or online predators) learn about sex activity and substance abuse.Teens Divulge Risky Behavior on Social Networking Sites Washington PostStudy: Teens on MySpace mention sex, violence CNN (news.google.com)

Hugh Pickens writes "BBC has an interesting article on the long-standing issue of how to power the 'climber' that would ascend a space elevator into space. Previous ideas have included delivering microwave or laser power to the climber beamed from the Earth's surface, but now European Space Agency ground station engineer Age-Raymond Riise has demon... (rss.slashdot.org)

By Elizabeth Landau (CNN) -- A new study finds that 54 percent of teens talk about behaviors such as sex, alcohol use, and violence on the social networking giant MySpace -- presenting potential risks even if all they're doing is talking, ...MySpace is research place for busybody 'Dr. Meg' The Associated PressSocial Networking Sites Pr... (news.google.com)

A new study finds that 54 percent of teens talk about behaviors such as sex, alcohol use, and violence on the social networking giant MySpace -- presenting potential risks even if all they're doing is talking, researchers said Monday. (rss.cnn.com)

Many teenagers cleaned up their MySpace profiles, deleting mentions of sex and booze and boosting privacy settings, if they got a single cautionary e-mail from a busybody named "Dr. Meg." The e-mail was sent by Dr. Megan Moreno, lead researcher of a study of lower-income kids that she says shows how parents and other adults can encourage safer Inte... (www.newsvine.com)

The proposed space elevator project could be powered by a simple new approach, demonstrated using a broomstick. (news.bbc.co.uk)

By Sarah Rabil Jan. 5 (Bloomberg) -- New York Times Co. started selling advertising space on the front page of its flagship newspaper to help counter declining revenue.New York Times to sell front-page display ads ReutersNY Times debuts front-page ad; new revenue source The Associated Press (news.google.com)