In social network news myspace is still slightly larger than facebook. but more interesting than those two are the half dozen coming in after them Hi5, Freindster, Orkut, Bebo, Imeem and more. long article check it out at your own risk.
http://www.techcrunch.com/2008/02/27/the-global-race-among-social-networks-heats-up-keep-an-eye-on-hi5-friendster-and-imeem/–
