Facebook was launched in February 2004 by Mark Zuckerberg and his Harvard colleagues. It grew rapidly to become the most widely used social networking site by January 2009, with over 1 billion users as of September 2012. Facebook allows users to connect with friends and family, start business pages, and offers voice calling.

1. Facebook

2. • Facebook was launched in February of 2004
• Facebook was primarily founded by Mark Zuckerberg
• January 2009 Facebook became the most widely used
social networking website in the world
• As of September 2012 Facebook has over 1 billion users

3. Screenshot [show]
URL facebook.com
Type of site Social networking service
Registration Required
Available language(s) Multilingual (70)
Users 1 billion[1] (active October 2012)
Written in C++ and PHP[2]
Owner Facebook, Inc.
•Mark Zuckerberg
•Eduardo Saverin
Created by •Andrew McCollum
•Dustin Moskovitz
•Chris Hughes
Launched February 4, 2004
Revenue $ 3.71 billion (2011)[3]
Alexa rank 1 (September 2012)[4]
Current status Active

5. • Through Facebook people have the ability to search for
family members and friends that they may have lost
contact with.
• Individuals have the power to start their own pages on
Facebook to help out their businesses or institutions.
• Facebook also offers voice calling.