Social Media By dgrind 550 BCE Pigeon Posting Period: 550 BCE to 2019 Social Media 1792 Telegraph 1836 Morse code 1865 Pneumatic Post 1876 Telephone 1940 Super Computers 1960 CompuServe 1972 Email 1975 Home Computer 1978 Bulletin Board System 1979 UseNet 1988 Internet Relay Chats 1997 Six Degrees 1999 Blogging Sites 2004 Facebook 2005 YouTube 2006 Twitter 2010 Instagram 2011 Snapchat 2011 Pintrest