Internet

A means of connecting a computer to any other computer anywhere in the world via dedicated router and servers. When two computer are connected over the Internet, they can send and receive all kind  of information such as text, graphics voice, video and computer programs. The internet grew out of the Advanced Research Projects Agency's Wide Area Network (then called ARPANET) established by the US
Department of Defense in 1960s for collaboration in military research among business and government laboratories. Later universities and other US institutions connected to it. This resulted in ARPANET growing beyond everyone's expectations and acquiring the name 'Internet'.
The internet is a global network connecting millions of computers. More the 100 countries are linked into exchange of data, news and opinions. According to Internet World Stats, as of December 31, 2011 there was an estimated unlike online services, which are centrally controlled which internet services to use and which local services to make available to the global internet community. No one actually owns the internet, and no single person or organization controls the internet its entirety. Each internet computer called a host, is independent. Its operators can choose which internet services to use and which local services to male available to the global internet community.