1.

Thomas Edison – Light Bulb,

2.

Albert Einstein – Theory of Relativity,

3.

Isaac Newton – Laws of Motion,

4.

Alexander Graham Bell – Telephone,

5.

Galileo Galilei – Telescope,

6.

Louis Pasteur – Pasteurization,

7.

Alfred Nobel – Dynamite,

8.

James Watt – Steam Engine,

9.

Marie Curie – Radioactivity,

10.

Nikola Tesla – AC Electricity,

11.

Johannes Gutenberg – Printing Press,

12.

Charles Darwin – Theory of Evolution,

13.

Wright Brothers – Airplane,

14.

Robert Goddard – Rocketry,

15.

Michael Faraday – Electromagnetic Induction,

16.

Niels Bohr – Atomic Model,

17.

John Bardeen – Transistor,

18.

Tim Berners-Lee – World Wide Web,

19.

Enrico Fermi – Nuclear Reactor,

20.

Werner Heisenberg – Uncertainty Principle,

21.

Carl Linnaeus – Taxonomy System,

22.

C.V. Raman – Raman Effect,

23.

Daniel Bernoulli – Fluid Mechanics,

25.

Alan Turing – Computing Machine,

26.

René Descartes – Cartesian Geometry,

27.

Max Planck – Quantum Theory,

28.

Dmitri Mendeleev – Periodic Table,

29.

Jonas Salk – Polio Vaccine,

30.

Rosalind Franklin – DNA Structure,

31.

Alessandro Volta – Electric Battery,

32.

André-Marie Ampère – Electrodynamics,

33.

Francis Crick – DNA Double Helix,

35.

Ada Yonath – Ribosome Structure,

36.

Heinrich Hertz – Electromagnetic Waves,

37.

Jagadish Chandra Bose – Radio Waves,

38.

Leonardo da Vinci – Flying Machines,

39.

Alexander Fleming – Penicillin,

41.

Joseph Lister – Antiseptics,

42.

Rudolf Diesel – Diesel Engine,

43.

Auguste Piccard – Deep-Sea Submersible,

44.

Henry Ford – Assembly Line,

45.

Karl Benz – Automobile,

46.

Robert Hooke – Microscopy,

47.

Grace Hopper – COBOL Language,

48.

Homi Bhabha – Nuclear Physics,

50.

James Clerk Maxwell – Electromagnetic Theory,

51.

Samuel Morse – Telegraph,

52.

Benjamin Franklin – Lightning Rod,

53.

Otto Hahn – Nuclear Fission,

54.

Srinivasa Ramanujan – Number Theory,

55.

Guglielmo Marconi – Radio Transmission,

56.

Hermann von Helmholtz – Conservation of Energy,

58.

Richard Feynman – Quantum Electrodynamics,

59.

Edward Jenner – Smallpox Vaccine,

60.

Robert Oppenheimer – Atomic Bomb,

62.

Hans Geiger – Geiger Counter,

63.

Linus Pauling – Chemical Bonding,

64.

Erwin Schrödinger – Wave Mechanics,

65.

John Dalton – Atomic Theory,

66.

Thomas Young – Wave Optics,

67.

Edwin Land – Polaroid Camera,

68.

Luigi Galvani – Bioelectricity,

70.

Wilhelm Roentgen – X-rays,

74.

Christiaan Huygens – Pendulum Clock,

76.

Barbara McClintock – Genetic Transposition,

77.

Gustav Kirchhoff – Spectroscopy,

78.

Henry Cavendish – Hydrogen Discovery,

81.

Frank Whittle – Jet Engine,

82.

Ludwig Boltzmann – Statistical Mechanics,

83.

Leonhard Euler – Mathematics,

84.

Elizabeth Blackburn – Telomerase Discovery,

85.

Dorothy Hodgkin – Protein Crystallography,

87.

Herbert Boyer – Genetic Engineering,

88.

Ivan Pavlov – Classical Conditioning,

89.

Jean-Baptiste Lamarck – Evolution Theory,

90.

Thomas Hunt Morgan – Chromosome Theory,

91.

Friedrich Bayer – Synthetic Dyes,

92.

Subrahmanyan Chandrasekhar – Black Hole Theory,

93.

William Herschel – Infrared Radiation,

94.

Wilhelm Weber – Electrodynamics,

96.

Hans Sloane – Chocolate Milk,

97.

Theodore Maiman – Laser,

98.

Hippolyte Pixii – Electric Generator,

99.

Hans Bethe – Stellar Nucleosynthesis,

100.

Douglas Engelbart – Computer Mouse,
