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        Johann Gutenberg, a German blacksmith and inventor, developed the first mechanical movable type printing press. - 
  
  
        Johann Carolus published the first printed newspaper in Strasbourg, Germany. This publication laid the foundation for modern journalism and the spread of news to a wider audience. - 
  
  
        The penny press focused on human interest stories, crime, and making news more accessible and appealing to the public - 
  
  
        KDKA, a in radio station in Pittsburgh Pennsylvania broadcast the first commercial radio program, the broadcast covered the results of the U S presidential election between Warren G Harding and James M Cox. - 
  
  
        The first ever televised US presidential debate between John F Kennedy and Richard Nixon took place. - 
  
  
        Ted Turner launched CNN Cable news network the first 24 hour cable news channel. - 
  
  
        Tim Berners Lee a British computer scientist launched the World Wide Web which revolutionized mass media. - 
  
  
        With the launch of Facebook and other social media giants the way people interact and share information was transformed.