Mathematical models key to tracking gossip, terrorists - PhysOrg.com

Mathematical models key to tracking gossip, terrorists
(PhysOrg.com) -- Thanks to the Internet and online social networks (OSNs) news and gossip now spread literally like wildfire -- uncontrollably and seemingly without any order. But according to one Ryerson researcher, there is method to the madness. With the right mathematical model, you could spot when and where a story starts, then watch as it skips across the Internet. One day, similar models could even detect and track terrorist cells within OSNs.

Facebook, MySpace ban New York sex offenders - PhysOrg.com

Facebook, MySpace ban New York sex offenders
Facebook and MySpace have closed the accounts of 3,533 convicted sex offenders in New York state under a law combating online predators, officials said Tuesday.