Twitter has launched an entirely overhauled version of Twitter, today, including a new version of its website, its apps, and TweetDeck (now native on Mac, rather than using Adobe AIR!). You currently need to download the latest version of the Android or iPhone app to see the new version of the website. Dan Frommer offers some good first impressions.
posted by gilrain on Dec 9, 2011 - 68 comments

‎"I mourn the loss of thousands of precious lives, but I will not rejoice in the death of one, not even an enemy." In the wake of bin Laden's killing, partially fabricated misquotations were circulated widely via Twitter and Facebook. [more inside]
posted by RogerB on May 3, 2011 - 247 comments

Klout.com attempts to measure influence on Twitter. Recognizing that follower count does not measure influence, Klout considers 25 factors to determine how engaged you are with your network, how widely your tweets are read, and how likely your tweets are to drive action (retweets, replies, clicks). [more inside]
posted by Faust Gray on Jun 30, 2010 - 48 comments

The top 10% of prolific Twitter users accounted for over 90% of tweets. Twitter is dominated by men, whereas other social networks tend to be dominated by women. Is Twitter biased towards men?
posted by desjardins on Jun 2, 2009 - 153 comments

You may have heard of Twitter, a social networking utility to let your friends know online or by SMS what you're doing right now. Well, now even fault lines can do it, thanks to some enterprising developers. Friend one of these guys to get San Francisco quake info by text message from the USGS.
posted by SuperNova on Mar 12, 2007 - 24 comments