In the modern world the media of communication play an important role. Today everyone want to know what is happening around him. To satisfy this need media like the news papers radio and television have come in.
In the olden days it took a lot of time to convey information from one place to another. With the growth of civilization the picture has changed. With the invention of printing and electricity communication underwent revolutionary changes. Among the different forms of media, newspapers occupy an important place. Nowadays news of any event reaches the reader in few hours. Besides factual reporting newspapers provide their own commentary and analysis. Newspapers reflect the conscience of a nation.
The radio comes next. Broadcasting over radio is still the chief mode off communication. Radio reaches the masses even in the remotest parts of a country. Even poor people can afford to have a radio. Almost anything can be conveyed over the radio. Hour to hour information is provided to people in times of natural calamities like cyclones. The Television is also increasingly used for this purpose. Today the television covers nearly 75% of the population. Like the radio, the television also provides us with news and other information.
This is the age of speed. Anything has to reach people in no time. The invention of the telephone and the telegraph made speedy communication possible. The teleprinter is another device that transmits messages rapidly. Fax machines and the wireless also help us in this regard.
The use of satellites in field of communication is of recent origin. Information satellites are used for this purpose. Television channels use satellites. Satellites have brought about great changes in the field of telecommunications. The wireless is used for sending messages. The army, the police and even civil authorities use this device. Thus mankind today uses a variety of communication methods