Search giant Google has turned 13. Google celebrating its birthday with a doodle that shows all the five letters of it's logo wearing party hats placed around a cake with balloons and gifts around them.
On September 4, 1998 Larry Page and Sergey Brin filed for Google Inc with with four computers and an investor's $100,000. They were betting that it will change the world and the use of internet. Google.com domain was registered on September 15 but officially celebration of it's birthday is done on September 27.