Around 1565 A.D.-The reporting of the delivery of a child by queen using drum beats from a distant place to King Akbar.-It is believed that minister Birbal experimented with the arrangement to decide the number of drummers posted between the place where the queen stayed and the place where the king stayed.
1835 - Invention of telegraph by Samuel F.B. Morse and Sir Charles Wheatstone - It resulted in tremendous growth of messages through post offices and reduced physical travel of messengers considerably.
1876 - Telephone invented by Alexander Graham Bell and Antonio Meucci - Perhaps the most widely used means of communication in the history of mankind.
1895 - Jagadis Chandra Bose and Guglielmo Marconi demonstrated wireless telegraphy. - It meant a giant leap – from an era of communication using wires to communicating without using wires (wireless)
1936 - Television broadcast(John Logi Baird) - First television broadcast by BBC
1955 - First radio FAX transmitted across continent.(Alexander Bain) - The idea of FAX transmission was patented by Alexander Bain in 1843.
1968 - ARPANET- the first internet came into existence(J.C.R. Licklider) - ARPANET was a project undertaken by the U.S. defence department. It allowed file transfer from one computer to another connected to the network.
1975 - Fiber optics developed at Bell Laboratories - Fiber optical systems are superior and
more economical compared to traditional communication systems.
1989-91 - Tim Berners-Lee invented the World Wide Web - WWW may be regarded as the mammoth
encyclopedia of knowledge accessible to everyone round the clock throughout the year.