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Mass media

  • Photography

    Photography was invented in the 1820s
  • Telegraph

    The telegraph invented in the 1830s and use by the late 1840s
  • Phonograph

    The phonograph was invented in 1877
  • Recording

    Sales of recordings which mass proportions during the 1920s
  • Radio station

    The first to US commercial radio station on the air in 1920
  • Radio network

    Radio networks were first established in 1927
  • Television

    During the 1950s broadcast television emerged as the nexus of the mass media
  • Online services

    The 1990s were marked by explosive Growth Inn online services for people who use computers as well public access to the Internet
  • Silent Movies

    Silent movies became popular during the early 20th century
  • Mass media

    By the 21st-century the familiar influence of mass media reasserted itself heavily in the online world