Nasa and Microsoft launched an interactive website that allows web surfers to become Mars explorers.The Be a Martian website invites members of the public to help scientists perform such research... This is a content summary only.Visit the blog...

Image via Wikipedia PUTRAJAYA, Malaysia (AP) Social-media site Twitter plans to scrap its hand-picked list of "suggested users" to follow after controversy erupted over the selection of people on... This is a content summary only.Visit the blog for...

Scenes from the motion picture "2012." Courtesy Columbia Pictures. This guest article on 2012 was written by E. C. Krupp, Director of Griffith Observatory in Los Angeles  Sky & Telescope... This is a content summary only.Visit the blog for...

Sesame Street celebrates its 40th anniversary today. As The Guardian in London reports, the popular children's television show is responsible for the "misguided belief that certain areas of Brooklyn... This is a content summary only.Visit the blog...

Given the large number of orkut users, we've decided to gradually roll out the new orkut through an invitation-only system for the next few months. Here's how to get an invitation, and what to expect... This is a content summary only.Visit the blog...