-
150
Smoke Signals
Smoke signals were used when someone needed to send a long distant message. It is not known when they were first used but the Greeks started using the alphabet smoke signals around 150 AD. -
200
Cave Drawings
Cave drawings where created for communications as a form of rock art. This started around 30,000 BC. -
Jan 1, 700
Writing
Writing is the development of expressing langage by letters, words, or symbols marked on paper or other object. This was created around 2700 BC. -
Jan 1, 1000
Alphabet
The alphabet is a set of letters or symbols in a fixed order used to represent the basic sounds of a language. This was created in 1700 BC. -
Jan 1, 1450
Printing Press
Johann Gutenburg invented an axtual printing press in 1450. He was the first to use a press to print the Bible. -
Typewriter
In 1714 an Englishman, Henry Mill, received the first patent for a typewriter. -
Telegraph
Joseph Henry invented the first electric telegraph in 1831. -
Telephone
Alexander Graham Bell invented the telephone in 1876. -
First Email
The first email was sent by Ray Tomlinson to himself in 1971 -
Online
In 1973 a global computer network emerged, providing a variety of information and communications facilities. -
Online Calling
The software that was created to allow people to call people on their computers or phones.
