Inventions & Discoveries in Science
|
No.
|
Inventor / Discoveror
|
Invention / Discovery
|
Year
|
|
01
|
A.Avogadro
|
Molecular Hypothesis
|
1811
|
|
02
|
A.Becquerel
|
Principle of Photo-electric Cell
|
1839
|
|
03
|
A.Becquerel
|
Radio-activity
|
1896
|
|
04
|
A.Binet & T.Simon
|
Intelligence Testing,Modern
|
1905
|
|
05
|
A.Einstein
|
Theory of Relativity
|
1905
|
|
06
|
A.Lavoisier
|
Nature of Combustion
|
1777
|
|
07
|
Archimedes
|
Theory of Displacement of water 3rd century
|
1859
|
|
08
|
Charles Darwin
|
Theory of Evolution by Natural by Natural Selection
|
1896
|
|
09
|
Charles Darwin
|
Orign of Species
|
1737-53
|
|
10
|
C.Linneaus
|
Classification of Plants and Animals
|
1869
|
|
11
|
D.Mendeleev
|
Periodic Table
|
1912
|
|
12
|
F.Soddy
|
Theory of Isotopes
|
1590
|
|
13
|
Galileo
|
Laws of FAlling bodies
|
1865
|
|
14
|
G.Mendel
|
Laws of Heredity
|
1827
|
|
15
|
G.S.Ohm
|
Ohm's Law
|
1827
|
|
16
|
Strassman,Hahn,Bohr,Fermi
|
Uranium Fission Theory
|
1781
|
|
17
|
H.Cavendish
|
Synthesis of Water
|
1886
|
|
18
|
Heinrich Hertz
|
Electro-magnetic Waves
|
-
|
|
19
|
H.G.Khorana
|
Genetic Code
|
1913
|
|
20
|
H.Moseley
|
Atomic Number
|
1687
|
|
21
|
I.Newton
|
Laws of Gravitation
|
1687
|
|
22
|
J.C.Maxwell
|
Electromagnetic Theory of Light
|
1803
|
|
23
|
John Dalton
|
Atomic Theory
|
1808
|
|
24
|
John Dalton
|
Laws of Multiple proportion
|
1809
|
|
25
|
Joseph Gay-Lussac
|
Laws Governing Gases
|
1910
|
|
26
|
Pavlov
|
Theory of Conditioned Reflex
|
1851
|
|
27
|
Kelvin
|
Dynamite Theory of Heat
|
1876
|
|
28
|
Louis Pasteur
|
Germ Theory
|
1901
|
|
29
|
Max Von Planck
|
Quantum Theory of radiation
|
1675
|
|
30
|
O.Romer
|
Velocity of Light
|
1859
|
|
31
|
R.Bunsen & G.Kirchhoff
|
Spectrum Analysis
|
1918
|
|
32
|
Rutherford
|
Atom Smashing Theory
|
1904
|
|
33
|
Sigmund Freud
|
Theory of Psycho-analysis
|
1892
|
|
34
|
Steinmetz
|
Laws of Alternating Current
|
1924
|
|
35
|
L.Victor de Briglie
|
Wave nature of electron
|
1621
|
|
36
|
W.Shell
|
Laws of Refraction of Light
|
1895
|
|
37
|
Rontgen
|
X-rays
|
-
|
|
38
|
I.Newton
|
Laws of motion
|
1800
|
|
39
|
Volta
|
Current electricity and electrical battery
|
1774
|
|
40
|
Priestley
|
Oxygen
|
1897
|
|
41
|
J.J.Thomson
|
Electron
|
1766
|
|
42
|
Cavendish
|
Hydrogen
|
1841
|
|
43
|
Faraday
|
Electromagnetic Induction
|
-
|
|
44
|
Faraday
|
Laws of electrolysis
|
1759
|
|
45
|
Benjamin Franklin
|
Lightning Conductor
|
-
|
|
46
|
Louis Braille
|
Printing for the blind
|
1898
|
|
47
|
Madam Marie Curie
|
Radium
|
-
|
|
48
|
Funk
|
Vitamins
|
1882
|
|
49
|
Louis Pasteur
|
Germ theory: Hydrophobia Antitoxin;Anti-rabies treatment
|
-
|
|
50
|
Hahnemann
|
Homoeopathy
|
1932
|
|
51
|
Banting
|
Insulin (cure of diabetes)
|
-
|
|
52
|
U.N.Brahmachari
|
Cure of Kala-azar fever
|
-
|
|
53
|
Ronald Ross
|
Malaria Parasites
|
1929
|
|
54
|
Alexander Fleming
|
Penicillin
|
1796
|
|
55
|
Edward Jenner
|
Small-pox vaccination
|
1609
|
|
56
|
Kepler
|
Laws of planetary motion
|
1882
|
|
57
|
Robert Koch
|
Tuberculosis bacilli
|
-
|
|
58
|
J.Dalton
|
Law of partial pressures
|
-
|
|
59
|
Otto Hahn
|
Atom bomb
|
-
|
|
60
|
C.V.Raman
|
Raman Effect
|
1867
|
|
61
|
Joseph Lister
|
Antiseptic Surgery
|
-
|
|
62
|
Leeuwenhock
|
Bacteria
|
1628
|
|
63
|
Harvey
|
Blood circulation and functioning of heart
|
-
|
|
64
|
Landsteiner
|
Blood transfusion
|
-
|
|
65
|
Harrison and Simpson
|
Chloroform
|
1884
|
|
66
|
Robert Koch
|
Cholera Bacillus
|
1897
|
|
67
|
Eijkman
|
Cause of beriberi
|
-
|
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