In the early 20th century the main forms of mass media were books, newspapers, magazines, and radio. One major development toward the evolution of mass media during this time was in 1912 that lives on the Titanic were saved by onboard wireless operators. In the early 1920s electricity and microphones were introduced. Another event was the first commercial advertisement in 1922. The year 1927 held a few steps toward the evolution of mass media. Congress issues radio licenses, sound comes to movies, and the first TV transmission by Farnsworth. By the 1940s a new form of mass media was introduced, digital technology. Another huge milestone in 1940 was the development of Audiotapes by Germany.
The 1950s was a great decade for the transformation of mass media. In 1950 rock and roll emerges, an audience rating system was developed by Nielson Market Research Company, and 3-D movies start to become available. RCA debuts transistor radio by 1952. In 1960, Cassettes are introduced in a new format, Telstar satellite relays telephone and TV signals, and ARPAnet research has begun for the Internet. By the end of the 1970s, e-mail and microprocessor are developed, and video is now available on VHS.
In 1980, fiber-optic cable is used to transmit information, CNN premieres, and hypertext enables users to link web pages together. From 1981 to 1983 MTV launches and compact discs (CD’s) are introduced in the new format.
At this point mass media has now ventured into all eras of communication; oral, written, print, electronic, and digital. But it does not slow down or stop. The 1990s...