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Chineses gave the world the gunpowder, the compass and the paper in the second century BC by the Han Dynasty compas 9th to 11th century chinese
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It was invented in the 4th century BC by Ancient Greeks and the wheelbarrow too. Wheels are the archetype of a primitive.
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Mesophotamians invented the writing they acquired sexagesimal system and the first law code wrote by the King Hammurabi.
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The printing press was invented by Johannes Gutenberg in the 15th century, the earliest known form of printing as applied to paper was woodblock which appeared in China (Movable type invented by Bi Sheng)
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It was invented by Alexander Graham Bell, His device transmitted speech sounds over electric wires, and his idea has remained one of the most useful inventions ever made
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were discovered by Wilhelm Conrad Roentgen who was a Professor at Wuerzburg University in Germany. Working with a cathode-ray tube in his laboratory, Roentgen observed a fluorescent glow of crystals on a table near his tube.
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Alexander Fleming is best known for his discovery of penicillin in 1928 which started the antibiotic revolution. But the father of the medicine is Hippocrates was born in Greece. He became known as the founder of medicine.
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was first invented by a young Australian scientist named Dr.David Warren, but it was not until , after an unexplained plane crash in Queensland, that Australia became the first country in the world to make the Black Box mandatory for all commercial aircraft.
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One of the first mechanical televisions used a rotating disk with holes arranged in a spiral pattern. This device was created independently by two inventors: Scottish inventor John Logie Baird and American inventor Charles Francis Jenkins.
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Hurst and his Elograph
Historians attribute the first touch screen to British E.A. Johnson, developed around , which was a capacitive touch screen. The inventor described his work in an article published and then detailed it in the following years, with the idea of using this technology in air traffic control.
