History of the Internet

  • USSR Launches Sputnik

    USSR launches Sputnik into space and, with it, global communications.
  • Bell Labs Invents Modem

    Bell Labs researchers invent the modem (modulator - demodulator), which converts digital signals to electrical (analog) signals and back, enabling communication between computers.
  • U.S. Government Creates ARPA

    The United States government creates the Advanced Research Projects Agency (ARPA) in response to Sputnik launch.
  • Leonard Kleinrock Pioneers Packet-Switching

    Leonard Kleinrock pioneers the packet-switching concept in his Massachusetts Institute of Technology (MIT) doctoral thesis about queueing theory: Information Flow in Large Communication Nets.
  • J.C.R. Licklider Conceives Intergalactic Network

    J.C.R. Licklider writes memos about his Intergalactic Network concept of networked computers and becomes the first head of the computer research program at ARPA.
  • ASCII Is Developed

    The first universal standard for computers, ASCII (American Standard Code for Information Exchange) is developed by a joint industry-government committee. ASCII permits machines from different manufacturers to exchange data.
  • Paul Baran, Donald Davies Develop Message Blocks/Packet-switching

    The Rand Corporation's Paul Baran develops message blocks in the U.S., while Donald Watts Davies, at the National Physical Laboratory in Britain, simultaneously creates a similar technology called packet-switching. The technology revolutionizes data communications.
  • China Dominates Internet Usage

    By 2010, there are over 450 million Chinese Internet users.
  • Royal Wedding Is Biggest Internet Event

    Live streaming of Will and Kate’s wedding is the biggest event ever watched on the Internet
  • Internet Society Founds Internet Hall of Fame

    The Internet Society founds the Internet Hall of Fame and the first 33 members are inducted in a ceremony in Geneva, Switzerland.