Scientific Inventions and Discoveries

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Following is the list of Important Scientific Inventions and their Inventors.

TIMELINE / SCIENTIFIC INVENTIONS AND INVENTORS
Year Scientific Invention Inventor
60 A small turbine driven by jets of stream Hero
1644 Mercury barometer Torricelli
1714 Mercury Thermometer Fahrenheit
1800 Battery Volta
1821 Electric motor Faraday
1832 Moving coil-meter Sturgeon
1879 Electric Light Bulbs Swan and Edison
1928 Radiation Detector Geiger and Muller
1942 Nuclear Reactor Fermi
1947 Transistor Bardeen, Brattain and Shockley
1960 Laser Maiman
Aeroplane Wright Brothers
Barometer Jorricilli
Galvanometer Sweigger
Glass Egypt & Mosopotamia
Maps Evatosthens
Motor A.c Tesla
Motor D.c Davenport
Refrigerator Harrison
Sub Marine Holland
Television J. Baird
Tractor Froelich
Radio Marconi
Telephone Graham Bell
Steam Boat Fulton
Steam Engine Savery
Telescope Lippershey
Transformer William Stanley
Radar Watson Watt
Sewing Machine Home
Washing Machine Hurdy Machine
1958 Integrated Circuit St Clair Kilby


SCIENTIFIC DISCOVERIES AND THEIR DISCOVERERS

Following is the list of Important Scientific discoveries and their discoverers.

TIMELINE / SCIENTIFIC DISCOVERIES AND DISCOVERERS
Year Scientific Discovery Discoverer
1790 Shape of our galaxy Herschel
1895 X-Rays Rontgen
1896 Radioactivity Bacquerel
1897 Electron Thomson
1898 Radium and Polonium M. Curie
1899 Alpha and Beta rays Rutherford
1919 Proton Rutherford
1929 Universe is expanding Hubble
1932 Neutron Chadwick
1938 Nuclear Fission Hahn


KEY DEVELOPMENTS IN SCIENCE

  • 240 BC – Eratosthenes estimates the diameter of the Earth by comparing shadow angles in different places
  • 1543 – Copernicus suggests that the Sun is at the center of the Universe, with the Earth and planets moving around it
  • 1600 – Gilbert suggests that the Earth acts like a giant bar magnet
  • 1604 – Galileo shows that all falling objects should have the same, steady acceleration
  • 1621 – Snell states his law of refraction
  • 1654 – Guericke demonstrates atmospheric pressure
  • 1662 – Boyle states his law of gases
  • 1678 – Huyghens puts forward his wave theory of light
  • 1679 – Hooke states his law for elastic materials
  • 1687 – Newton publishes his theory of gravity and laws of motion
  • 1752 – Franklin performs a hazardous experiment with a kite to show that lightning is electricity
  • 1803 – Dalton suggests that matter is made up of atoms
  • 1803 – Young demonstrates the wave nature of light
  • 1825 – Ampere works out a law for the force between current-carrying conductors
  • 1827 – Ohm states his law for metal conductors
  • 1832 – Faraday demonstrates electromagnetic induction
  • 1849 – Fizeau measures the speed of light
  • 1852 – Kelvin states the law of conservation of energy
  • 1864 – Maxwell predicts the existence of radio waves and other electromagnetic waves
  • 1877 – Cailletet liquefies oxygen
  • 1888 – Hertz demonstrates the existence of radio waves
  • 1894 – Marconi transmits the first radio signals
  • 1900 – Plank proposes the Quantum theory
  • 1905 – Einstein uses the quantum theory to explain the photoelectric effect, and publishes his special theory of relativity
  • 1911 – Rutherford proposes a nuclear model of the atom
  • 1913 – Bohr uses the quantum theory to modify Rutherford’s model of the atom
  • 1916 – Einstein publishes his general theory of relativity
  • 1924 – De Broglie suggests that particles can behave as waves
  • 1925 – Schrodinger developed a wave-machine model of the atom
  • 1927 – Lemaitre suggests the possibility of the Big Bang
  • 1929 – Hubble discovers that the Universe is expanding
  • 1932 – Cockroft and Walton produce the first nuclear change using a particle accelerator
  • 1957 – First artificial satellite, Sputnik I, put into orbit
  • 1963 – First geostationary communications satellite
  • 1969 – First manned landing on the Moon
  • 1971 – Intel Corporation makes the first microprocessor
  • 1977 – First experimental evidence of quarks
  • 1990 – Hubble Space Telescope launched

RELATED PAGES
— Scientific Abbreviations
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