Your only Twitter news source! Click on each item to read full story.   Twitter More Addictive Than Alcohol; A Potentially Habitable Super Earth read story Discovered: Twitter addiction, Super Earth, there's a possibility obesity is infectious, 1.2 million malaria deaths, drinking coffee has at least one health benefit for a small set of people.    Twitter Rolls Out Expanded Brand Pages for More Companies read story Twitter has started rolling out its enhanced brand pages to more advertisers.   Twitter Teams with ExactTarget to Connect With Top Brands at Super Bowl 46 read story Twitter and global interactive marketing provider ExactTarget announced today the companies are partnering to host some of the world’s top brands for Super Bowl weekend at ExactTar   Twitter investor talks IPO read story Twitter will eventually cave to investor and employee pressure and/or bump up against the 500-shareholder rule   5 iPhone Twitter Apps that Do More Than Just Tweet read story Leo Widrich is the co-founder of Buffer, a new way to publish tweets and Facebook posts at better times for more impact. He writes more about social media tips and tools on the Buffer blog. Follow him on Twitter @LeoWid or subscribe to his Facebook updates.   Twitter vs. YouTube for IPad Bowl Fans read story The social part of the Super Bowl has grown to rival the action on the field   If a Twitter Subpoena Comes by Fax, Did It Really Happen? read story Malcolm Harris, a 23-year-old writer and editor, was informed by Twitter early this week that his account had been subpoenaed by the office of Manhattan District Attorney Cy Vance. But while he's concerned about law enforcement's reach into the newfangled social platform, he's seeking to squash it by the method it was delivered. The DA's office, apparently, sent it by fax, handwritten cover ...   Twitter Thinks BeachMint Would Make An Interesting Acquisition read story BeachMint lets users buy products that their favorite celebrities love.   Twitter to Hire Google Asia Advertising Executive Shailesh Rao read story Twitter Inc. said it plans to hire Shailesh Rao, who had been leading Google Inc.’s display- advertising sales in Asia.   The pope's on Twitter? 10 unlikely tweeters read story Twitter says it has more than 100 million active users -- a pretty impressive chunk of the online population who are, if nothing else, checking in to see what other people are sharing.