This document discusses the evolution of mass media over the 20th century. It covers the development of newspapers in the 1900s, radio in the 1940s, television in the 1950s, satellite communications in the 1980s, and how the internet linked the world globally in the 1990s. Each new technology expanded the reach of mass media and how people received news and entertainment.

1. Evolution of mass
media
Kerlly Galarza D.

2. Topics of discussion

3. The 1900
The evolution of newspapers

4. The 40’
The evolution of radio

5. The 50’
 The evolution of television

6. Satellite communications

7. The 80’
Satellite television

8. The 90’

9. The internet links the world