Greatest Human Achievements: Sending Messages

Black and white close up photo of a man's face. Caption: had become fascinated by the potential of radio waves.

Today, people send emails, text messages, and status updates instantaneously. But not so long ago, messages were handwritten and travelled no faster than people could carry them. With the invention of the telegraph and then the telephone, instant communication was born. Radio and television created an industry for mass entertainment that continues to grow, and the computer age changed how data is crunched. With the invention of the internet in the 1980s, the world of communication has truly shrunk.

(Source: DCMP)

Metadata

Keywords:
inventions, phone, telegraph

Files 1

  • Greatest Human Achievements: Sending Messages

    Type:
    Video
    Format:
    Streaming
    Accommodations:
    English Audio Descriptions - Visual, English Captions - Auditory
    Languages:
    English
    License:
    DCMP Membership
    Author:
    New Dimension Media/Questar
    Length:
    17 minutes