2. 1830  Ada Byron a mathematician writes the worlds first computer program for the machine designed by Charles Babbage but never built.first computer program Charles Babbage

3. 1837  First practical telegraph invented by Samuel F.B Morse. Samuel F.B Morse

4. 1844  The first telegraphic message was senttelegraphic message By Samuel F.B Morse.

5. 1876  Telephone demonstrated and invented by Alexander graham bell. Telephone demonstrated

6. 1877  The Phonograph was invented by Thomas Edison.Phonograph

7. 1924  Pictures were Transmitted over telephone lines.Transmitted over telephone lines

8. 1963  The first computer mouse was invented by Douglas Engelbart.Douglas Engelbart

9. 1970  Fourth generation computers were invented containing chips with large scale integration produced. Fourth generation computers

10. 1973  Personal computer invented by Xerox Palo Alto research center.(PARC) Personal computer

11. 1979  CompuServe and Source, the first public online information services were founded. CompuServe

12. 1982  The Hayes 300 bps Modem was introduced.Hayes 300 bps Modem

13. 1990  World Wide Web was created by Tim Berners- Lee and Robert Cailliau. World Wide Web

14. 2000  Smaller transistor produced from one single “buckyball” molecule of carbon-60 at Lawrence Berkeley national lab.

15. 2001  AOL was introduced internet access with instant messaging, E-mail and customized pages.