The history of computer science

  • The Antkythera mechanism
    100

    The Antkythera mechanism

    2_ The Antkythera mechanism is the first analogic computer. It has been dated 100 years BC (before Cristo)
  • The abacus
    500

    The abacus

    The earliest known tool for use in computation was the abacus, developed in China or Japan, in an indeterminated year. It is considered the oldest tool.
  • The calculator.

    The calculator.

    3_ The calculator. It was invented in 1642, by Blaise Pascal. But the first scientific calculator was in 1973, in Texas
  • The Computer

    The Computer

    The first programmable computer was invented in 1946. It was made of tubes, that occupied a room. It was built by the Pensilvania University.
  • “Punchcards”.

    “Punchcards”.

    4_ “Punchcards”. From 1960 to 1970. Is a card that contains some information, in the form of perforations using a binary code.
  • Email

    Email

    Predates Internet, and was an important tool to create it. It was a demonstration of MIT of how several users could store files on a disk from remote terminals. People began to use it in 1965, but it is created since 1961.
  • Internet

    Internet

    It was created on 1990, and is the interconnected computer networks. But the origin of Internet was in 1969, when the first connection of computers, known as Arpanet between three universities in California was established.
  • The Mp3

    The Mp3

    It was developed Moving Pictures Experts Group (MPEG), in special Karlheinz Brandenburg, in1987. The original version was the MPEG-1 Audio Layer III o MPEG-2 Audio Layer III.
  • USB

    USB

    It was invented in 1995 by IBM as a replacement for disquettes. The USB is a type of data storage device that uses flash memory to store data and information, that we usually use.
  • Google

    Google

    Larry Page y Sergey Brin has founded it in 1998. It was the result for a project that they started in january of 1996, when they were students in the Stanford University.
  • Youtube

    Youtube