Facebook lets individuals and businesses display information, pictures and videos, and communicate with each other. Facebook users can: view other users' profiles, either partially or in full (each Facebook user controls the privacy settings of their profile, deciding how much is visible to other users). Facebook is a social networking website where users can post comments, share photographs, and post links to news or other interesting content on the web, chat live, and watch short-form video. Facebook is a social networking service launched as TheFacebook on February 4, 2004. It was founded by Mark Zuckerberg with his college roommates and fellow Harvard University students Eduardo Saverin, Andrew McCollum, Dustin Moskovitz and Chris Hughes. Facebook's power derives from what Jeff Rothschild, its vice president of technology, calls the “social graph”–the sum of the wildly various connections between the site's users and their friends; between people and e...