This is where it all startedPaul Williams

Technology Timeline

2400 BC-724 2400 BC- Abacus: The abacus, the

first known calculator was invented in Babylonia.

500 BC- Pinini: Introduced the forerunner to modern formal language theory.

300 BC- Pingala: Pingala invented the binary number system.

87 BC- Antikythera Mechanism: Built in Rhodes to track movement of stars.

60 AD- Heron of Alexandria- Heron of Alexandria invents machines which follow a series of instructions.

724- Liang Ling-Can: Liang Ling- Can invents the fully mechanical clock.

1492-1853 1492- Leonardo de Vinci: Drawing by

Leonardo depict inventions such as flying machines, including a helicopter, the first mechanical calculator and one of the first programmatic robots.

1622- William Oughtred: William Oughtred develops slide rules.

1623- Wilhelm Schickard invented the calculating clock.

1801- Joseph-Marie Jacquard: Joseph-Marie Jacquard invents an automatic loom controlled by punch cards.

1822-Charles Babbage: Charles designs his first mechanical computer.

1835- Morse Code- Samuel Morse invents Morse Code.

1880-1923 1880- Alexander Graham Bell

invents the telephone called the Photophone.

1884- The Comptometer is an invention of Dorr E. Felt which is operated by pressing keys.

1895- Radio signals were invented by Guglielmo Marconi.

1896- Herman Hollerith forms the Tabulating Machine Company which later becomes IBM.

1911- IBM is formed on June 15, 1911.

1923- Television Electronic was invented by Philo Farnsworth.

1924-1945 1924-Electro Mechanical television

system was invented by John Logic Baird.

1924- Walther Bothe develops the logic gate.

1930-Vannevaar Bush develops a partly electronic Difference Engine.

1937- Alan Turing develops the concept of a theoretical computing machine.

1939- William Hewlett and David Packard starts Hewlett Packard.

1943- Adolf Hitler uses the Enigma encryption machine.

1944- Howard Aiken and Grace Hopper designed the MARK series of computers at Howard University.

1945- The term “bug” as computer was first used by Grace Hopper.

1946-1951 1946-F.C. Williams develops his

cathode-ray tube (CRT) storing device the forerunner to random-access memory (RAM).

1947- Douglas Engelbart theories on interactive computing with keyboard and screen display instead of on punch cards.

1949- Howardd Aiken develops the Harvard-MARK III.

1950- The first electronic computer is created in Japan by Hideo Yamachito.

1951- T. Raymond Thompson and John Simmons develop the first business computer. The Lyons Electronic Office (LEO) at Lyons Co.

1953-1964 1953-IBM 701 becomes available and

total of 19 are sold to the scientific community.

1954- Jogn Backus & IBM develop the FORTRAN Computer Programming Language.

1955- Bell Labs introduces it’s first transistor computer.

1958- (Advanced Research Projects Agency) and NASA is formed.

1960- The Common Business- Oriented Language (COBOL) programming language is invented.

1962- The first computer game Spacewar Computer Game invented by Steve Russell & MIT.

1964- IBM introduces the first word professor.

1967-1975 1967-IBM creates the first

floppy disk. 1969- Seymour Cray develops

the CDC 7600, the first supercomputer.

1970- Intel introduces the world’s first available dynamic RAM (random-access memory) chip and the first microprocessor, the Intel 4004.

1971- E-Mail was invented by Ray Tomlinson.

1972- The compact disc is invented in the United States.

1975-Altair produces the first portable computer.

1976-1988 1976- Apple Computers were

founded by Steve Wozniak and Steve Jobs.

1978- The first magnetic tape is developed in the US.

1979- Over half a million computers are in the use in the United States.

1981 MS-DOS Computer Operating System increases its success.

1984- Apple introduces the Macintosh with mouse and window interface.

1985- The Nintendo Entertainment System makes its debut.

1987- Microsoft introduces Microsoft Works.

1990-2006 1990- Tim Berners-Lee and

Robert Cailliau proposed a ‘hypertext’ system starting the modern internet.

1991- The World Wide Web is launched to the public on August 6, 1991.

1994- Yahoo is created on April, 1994.

1995- Java, Amazon, Ebay, and Hotmail is created.

1998- Google is founded by Sergey Brin and Larry Page on September 7, 1998.

2006- Skype announces that it has over 100 million registered users.

http://www.history-timelines.org.uk/events-timelines/07-computer-history-timeline.htm

References