Had you heard? According to traffic rankings recently released from comScore, Facebook pushed past Yahoo! with an estimated 648M unique visitors worldwide in November, making it the #3 largest Web site, and pushing Yahoo! into 4th place with its estimated 630 million visitors in November. And the leaders, you ask? According to the kind folkes at Website Magazine, "Google remains the world’s largest Web property with about 970 million unique visitors in November 2010, followed by Microsoft with 869 million and now Facebook." Check out the article at Website Magazine for more info.
Both sites started as student portal sites - Yahoo! in 1994 as "Jerry and David's Guide to the World Wide Web," started by David Filo and Jerry Yang, Ph.D. candidates in Electrical Engineering at Stanford University, and Facebook in 2004 by Harvard students - Mark Zuckerberg with his college roommates and fellow computer science students Eduardo Saverin, Dustin Moskovitz and Chris Hughes.
I'm a stats junkie ... could you tell?!