Micro-blogging is a variant of traditional blogging in which users write brief text messages over the Web.
Micro-blogging was popularized by the Web site
Twitter, which launched in July 2006 and limits users to 140-character updates. The updates can be made using mobile devices, e-mail and other tools. On Twitter, users commonly refer to their postings as
tweets. Several news sites, including
The New York Times,
USA Today, the BBC and the
Orlando Sentinel, have a presence on Twitter, where they post breaking news and other updates. Popular micro-blogging sites include Twitter, Jaiku and Pownce.
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