-
2400 BCE
the abacus
the abacus was a device made to add and subtract and it was invented in 2400 B.C. http://anddum.com/timeline/history_short.htm -
500 BCE
Panini
the Indian Mathematician introduces the forerunner to modern formal language theory -
300 BCE
Pingala
invents the binary number system -
87 BCE
Antikythera Mechanism
Built in Rhodes to track movement of the stars -
60
Heron of Alexandria
invents machines which are able to follow a series of instructions -
724
Liang Ling-Can
invents the first fully mechanical clock -
1492
Leonardo da Vinci
Drawings by Leonardo da Vinci depict inventions such as flying machines, including a helicopter, the first mechanical calculator and one of the first programmable robots -
John Napier
invents a system of moveable rods (Napier's Rods) based on logarithms which were able to multiply, divide and calculate square and cube roots -
William Oughtred
develops the slide rule (it was circular in shape) -
Calculating Clock
William Oughtred -
Blaise Pascal
invents the the "Pascaline", a mechanical adding machine -
Gottfried Leibniz
becomes known as one of the founding fathers of calculus -
Joseph-Marie Jacquard
invents an automatic loom controlled by punched cards -
Arithmometer
The Arithmometer was the first mass-produced calculator invented by Charles Xavier Thomas de Colmar -
invention of computer
the first computer was designed and put into production -
Charles Babbage
designs his first mechanical computer -
Morse code
is invented by Samuel Morse -
Alexander Graham Bell
invents the telephone called the Photophone -
first computer for routine use
the first electric computer to be used for routine -
ENIAC
The ENIAC was invented by J. Presper Eckert and John Mauchly at the University of Pennsylvania and began construction in 1943 and was not completed until 1946. It occupied about 1,800 square feet and used about 18,000 vacuum tubes, weighing almost 50 tons. -
computer bug
the term computer ‘bug’ is first used by Grace Hopper -
Sputnik I and Sputnik II
are launched by the Russians -
The Computer Mouse
Douglas Engelbart invents and patents the first computer mouse (nicknamed the mouse because the tail came out the end) -
RAM
Intel introduces the world's first available dynamic RAM ( random-access memory) chip and the first microprocessor, the Intel 4004 -
Apple
Apple Computers is founded by Steve Wozniak and Steve Jobs on 1 Apr 1976 (April Fools Day)