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HISTORY OF TECHNOLOGY

By facebooker_928315697602941
  • 3500 BCE

    The wheel

    The wheel
    Was invented by Sumerians 3.500 BC (modern Irak)
    The wheel is one of the world's most vital innovations in the history.
  • 200 BCE

    Paper

    Paper
    Was invented and developed in the second century BC by Han Dinasty. The first attempts to make paper from waste of cloth, silk, rice Straw and hemp, and even cotton.
  • 800

    Compass

    Compass
    Was invented between the 9th and 11th centuries by the chinese
    in order to determine directions in the open sea, and would consist of a magnetized needle floating in a vessel full of water.
  • 1200

    Optical Lenses

    Optical Lenses
    Was invented by Alejandro Della Spina in the middle of the 13th century.
    Was the first to communicate the secret of how to create them, used them to improve his sight and those of his friend.
  • 1400

    The Printing Press

    The Printing Press
    Was invented in the 15th century by Johannes Gutenberg.
    It is a mechanical method intended to reproduce texts and images on paper, fabric or other materials.

  • Refrigeration

    Refrigeration
    Was invented in the 18th century by Jacob Perkins (first refrigerator)
    It was a portable insulation chamber cooled by ice blocks.

  • Engines

    Engines
    Was invented in the 18th century by Thomas Newcomen with steam engineand inproved by james Watt.
    people traveled across the countryside via Thomas Newcomen steam engine.

  • Electricity

    Electricity
    Ben Francklin did an experiment to prove that lightning is a form of electricity. He set out to soar a comet on a stormy day and tied a metal key to the kite’s rope to drive the electricity.
    Nikola Tesla discovered the alternating current, the polyphase electrical distribution system and the alternating current motor.
    Michael Faraday discovered electromagnetic induction, its contributions in electrotechnics and electrochemistry.

  • Communication

    Communication
    Samuel Morse invented electric telegraph in 1836.
    Alexander Graham Bell’s telephone trasmit voices in 1876.
    Guglielmo Marconi and Nikola Tesla developed radio in the late 19th century.
    John Logie Baird’s moving pictures first came (televisión) in 1.925.
    Conrad Sousa developed the first computer in early 40s.
    Tim berness-lee proposed the world wide web in the late 80s.

  • Medicine

    Medicine
    Discovered by accident by Alexander Fleming who discovered the Pennecilin and the lysozyme antimicrobial enzyme in the 20th century.