Facebook pokes start-up Teachbook with lawsuit
Facebook is concerned that a start-up social network for teachers with the word "book" in its title is infringing on its own trademarks, CNET reports.
social network
Beware of fake Facebook ‘dislike’ button
Lots of people have clamored for a “dislike” button on Facebook, which so far only officially allows people to "like" content on its site. Now, some social-media spoilers…
Google tweaks Buzz social hub after privacy woes
As it introduced a new social hub, Google quickly learned that people's most frequent e-mail contacts are not necessarily their best friends, the Associated Press reports.