| Scientist |
Year |
Milestone |
| Abdullin, F. Sh. |
2000 |
Livermorium
(atomic number 116) |
| 2004 |
Moscovium
(atomic number 115) |
| 2006 |
Oganesson
(atomic number 118) |
| 2009 |
Tennessine
(atomic number 117) |
| Abelson, Philip |
1940 |
Neptunium
(atomic number 93) |
| Adams, John Couch |
1846 |
Discovery of Neptune |
| Aepinus, Franz |
1756 |
Pyroelectricity |
| Jabir ibn Aflah |
2400 BCE - 1820 CE |
Computing devices |
| Agassiz, Louis |
1840 |
Ice age |
| Agricola, Georgius |
1529 |
Fluorine
(atomic number 9) |
| 1548 |
Bismuth
(atomic number 83) |
| Akap’ev, G. N. |
1970 |
Dubnium
(atomic number 105) |
| Alberti, Leon Battista |
1413 - 1420 |
Perspective |
| Al-Biruni |
2400 BCE - 1820 CE |
Computing devices |
| D’Alembert, Jean le Rond |
1752 |
D’Alembert’s paradox |
| Alexanderson, Ernst |
1904 |
Alexanderson alternator |
| Alfvén, Hannes |
1942 |
Alfvén wave |
| 1971 |
Plasma cosmology |
| Alhazen
(Abū-‘Alī al-Ḥasan ibn al-Ḥasan ibn al-Ḥaytham) |
1025 |
Optics |
| Allen, John F. |
1937 |
Superfluidity |
| Ismail al-Jazari |
2400 BCE - 1820 CE |
Computing devices |
| Jamshīd al-Kāshī |
2400 BCE - 1820 CE |
Computing devices |
| al-Khwārizmī, Muḥammad ibn Mūsā |
820 |
Algebra |
| Alonso, Carol T. |
1974 |
Seaborgium
(atomic number 106) |
| Alonso, José R. |
1974 |
Seaborgium
(atomic number 106) |
| Abū Ishāq Ibrāhīm al-Zarqālī |
2400 BCE - 1820 CE |
Computing devices |
| Alter, David |
1833 |
Electrical telegraph |
| Amontons, Guillaume |
1699 |
Tribology |
| Ampère, André-Marie |
1810 |
Fluorine
(atomic number 9) |
| 1811 |
Iodine
(atomic number 53) |
| 1820 |
Electromagnetism |
| Anderson, Carl David |
1932 |
Antimatter |
| 1932 - 1951 |
Positronium |
| 1936 |
Muon |
| de Andrada, José Bonifácio |
1817, 1821 |
Lithium
(atomic number 3) |
| Antheil, George |
1942 |
Frequency-hopping |
| Antonelli, Kathleen |
1946 |
ENIAC |
| Apollonius of Perga |
2400 BCE - 1820 CE |
Computing devices |
| Arago, François |
1819 |
Wave optics |
| Archimedes |
260 BCE |
Mechanical advantage |
| Arfwedson, Johan August |
1817, 1821 |
Lithium
(atomic number 3) |
| Aristotle |
335 BCE |
Science |
| Armbruster, Peter |
1981 |
Bohrium
(atomic number 107) |
| 1982 |
Meitnerium
(atomic number 109) |
| 1984 |
Hassium
(atomic number 108) |
| 1994 |
Darmstadtium
(atomic number 110) |
| 1994 |
Roentgenium
(atomic number 111) |
| 1996 |
Copernicium
(atomic number 112) |
| Arrhenius, Svante |
1896 |
Arrhenius equation |
| Aserinsky, Eugene |
1953 |
Rapid-eye-movement sleep |
| Asperger, Hans |
1938, 1943 |
Autism |
| Assmann, Richard |
1902 |
Stratosphere |
| Aston, Francis William |
1922 |
Isotope |
| Avery, Oswald |
1944 |
Molecular genetics |
| Avicenna (Ibn-Sīnā) |
1025 |
The Canon of Medicine |
| Avogadro, Amedeo |
1811, 1909 |
Avogadro constant |
| Baade, Walter |
1918 |
The universe |
| 1933 |
Neutron star |
| Babbage, Charles |
1822 |
Difference engine |
| 1946 |
Computer |
| Bacon, Francis |
1605 |
Binary number |
| 1605 |
Bacon’s cipher |
| 1620 |
Scientific method |
| Baekeland, Leo |
1907 |
Bakelite |
| von Baer, Karl Ernst |
1826 |
Eggs and embryos |
| Bailey, P. D. |
2009 |
Tennessine
(atomic number 117) |
| Balard, Antoine Jérôme |
1825, 1826 |
Bromine
(atomic number 35) |
| Baltimore, David |
1970 |
Reverse transcriptase |
| Banting, Frederick |
1921 |
Insulin |
| Bardeen, John |
1947 |
Transistor
|
| 1957 |
BCS theory |
| Barger, George |
1914 |
Neurotransmitters |
| Barish, Barry C. |
1967 |
LIGO |
| Barkhausen, Heinrich |
1919 |
Barkhausen effect |
| Barnes, Charles C. |
1874 |
Rotary vane pump |
| Barnett, William |
1678 - 1876 |
Internal combustion engine |
| Barrow, Isaac |
1668, 1669 |
Fundamental theorem of calculus |
| Barsanti, Eugenio |
1678 - 1876 |
Internal combustion engine |
| Bartholin, Rasmus |
1669 |
Birefringence |
| Bartik, Jean |
1946 |
ENIAC |
| Bates, Henry Walter |
1861 |
Batesian mimicry |
| Bateson, William |
1904 |
Genetic linkage |
| Bayes, Thomas |
1763 |
Bayes’ theorem |
| Becquerel, Henri |
1896 |
Radioactivity |
| von Behring, Emil |
1890 |
Antitoxins |
| Beijerinck, Martinus |
1898 |
Viruses |
| Bell, Alexander Graham |
1876 |
Telephone |
| Bellaso, Giovan Battista |
118 BCE - 1953 |
Cipher: Vigenère cipher |
| Belousov, Boris Pavlovich |
1951 |
Chemical oscillations |
| van Beneden, Edouard |
1878 |
Mitosis |
| Benz, Karl |
1885 |
Automobile |
| Berg, Otto |
1908, 1925 |
Rhenium
(atomic number 75) |
| Bergman, Torbern |
1770 - 1774 |
Manganese
(atomic number 25) |
| 1781, 1783 |
Tungsten
(atomic number 74) |
| Bernard, Claude |
1865 |
Regulating the body |
| Bernoulli, Daniel |
1738 |
Bernoulli’s principle |
| Bernoulli, Jacob |
1683 |
Euler’s number |
| Bertillon, Alphonse |
1893 |
Anthropometry |
| Berzelius, Jöns Jacob |
1789, 1824 |
Zirconium
(atomic number 40) |
| 1791 - 1910 |
Titanium
(atomic number 22) |
| 1803 |
Cerium
(atomic number 58) |
| 1813 |
Chemical nomenclature |
| 1817 |
Lithium
(atomic number 3) |
| 1817 |
Selenium
(atomic number 34) |
| 1823 |
Silicon
(atomic number 14) |
| 1829 |
Thorium
(atomic number 90) |
| 1830 |
Vanadium
(atomic number 23) |
| 1841 |
Allotropy |
| Bessel, Friedrich |
1838 |
Distance to a star |
| Best, Charles Herbert |
1921 |
Insulin |
| Bethe, Hans |
1920 |
Stellar evolution |
| 1948 |
Quantum electrodynamics |
| Bhāskara II |
285 |
Diophantine equation |
| Binet, Alfred |
1904 |
Intelligence testing |
| Birkeland, Kristian |
1784, 1903 |
Birkeland-Eyde process |
| 1908 |
Birkeland current |
| 1908 - 1958 |
Van Allen belts |
| Bi Sheng |
1040 |
Movable-type printing |
| Bishop, Katharine |
1913 - 1930 |
Vitamin discoveries: E |
| Bjerknes, Jacob |
1920 |
Weather forecasting |
| Bjerknes, Vilhelm |
1920 |
Weather forecasting |
| Black, Joseph |
1755 |
Magnesium
(atomic number 12) |
| 1761 |
Latent heat |
| Blackburn, Elizabeth |
1971 - 1977 |
Telomere |
| Bloch, Felix |
1930 |
Magnon |
| 1930 - 2014 |
Quasiparticles: Magnon |
| Blomstrand, Christian Wilhelm |
1801 |
Niobium
(atomic number 41) |
| Blumenbach, Johann Friedrich |
1790, 1808 |
Strontium
(atomic number 38) |
| Bodamer, Joachim |
1947 |
Prosopagnosia |
| Bogomolov, Sergey L. |
1999 - 2007 |
Flerovium
(atomic number 114) |
| 2000 |
Livermorium
(atomic number 116) |
| 2004 |
Moscovium
(atomic number 115) |
| Bohr, Niels |
1913 |
Atom |
| 1913 |
Bohr magneton |
| de Boisbaudran, Paul-Émile Lecoq |
1875 |
Gallium
(atomic number 31) |
| 1879 |
Samarium
(atomic number 62) |
| 1886 |
Dysprosium
(atomic number 66) |
| 1890 - 1901 |
Europium
(atomic number 63) |
| Bohm, David |
1930 - 2014 |
Quasiparticles: Plasmon |
| Bolyai, János |
1829 |
Non-Euclidean geometry |
| Bolton, John |
1962 - 1964 |
Quasar |
| Boltwood, Bertram |
1907 |
Dating rocks |
| Boltzmann, Ludwig |
1879 |
Stefan-Boltzmann law |
| 1908 |
Brownian motion |
| Bonner, John Tyler |
1947 |
Slime-mold bodies |
| Boole, George |
1847 |
Boolean algebra |
| Bose, Satyendra Nath |
1925 |
Bose-Einstein condensate |
| Böttger, Rudolf Christian |
1846 |
Guncotton |
| Boveri, Theodor |
1902 |
Boveri-Sutton chromosome theory |
| Boyle, Robert |
1661 |
Chymistry |
| 1662 |
Boyle’s law |
| Bradley, James |
1729 |
Aberration of light |
| Brahe, Tycho |
1572 |
Supernova |
| Brahmagupta |
628 |
Diophantine equation: Pell’s equation |
| 628 |
Zero |
| Braid, James |
1852 - 1854 |
Ideomotor phenomenon |
| Brainerd, John Grist |
1946 |
ENIAC |
| Brand, Hennig |
1669 |
Phosphorus
(atomic number 15) |
| Brande, William Thomas |
1817, 1821 |
Lithium
(atomic number 3) |
| Brandt, Georg |
1735 |
Cobalt
(atomic number 27) |
| Branly, Edouard |
1890 |
Coherer |
| Brattain, Walter Houser |
1947 |
Transistor |
| Braun, Karl Ferdinand |
1874, 1904 |
Crystal diode |
| 1905 |
Phased array |
| Brickwedde, Ferdinand |
1931 |
Deuterium |
| Bridges, Calvin |
1910 |
Genes |
| van den Brink, Jeroen |
1930 - 2014 |
Quasiparticles: Orbiton |
| Broca, Paul |
1861 |
Mapping speech |
| van den Broek, Antonius |
1911 |
Atomic number |
| de Broglie, Louis |
1925 |
Wave-particle duality |
| Brouncker, William |
285 |
Diophantine equation: Pell’s equation |
| Brown, Robert |
1831 |
Cell |
| 1908 |
Brownian motion |
| Brown, Samuel |
1678 - 1876 |
Internal combustion engine |
| Brown, William C. |
1964 |
Rectenna |
| Brownrigg, William |
1750 |
Platinum
(atomic number 78) |
| Brugmans, Sebald Justinus |
1778, 1845 |
Diamagnetism |
| Buklanov, German Vladimirovich |
1999 - 2007 |
Flerovium
(atomic number 114) |
| 2000 |
Livermorium
(atomic number 116) |
| 2004 |
Moscovium
(atomic number 115) |
| Brunelleschi, Filippo |
1413 - 1420 |
Perspective |
| Bunsen, Robert |
1855 |
Bunsen burner |
| 1859 |
Analytical spectroscopy |
| 1860, 1882 |
Caesium
(atomic number 55) |
| 1861 |
Rubidium
(atomic number 37) |
| Burnell, Jocelyn Bell |
1967 |
Pulsar |
| Burnet, Frank Macfarlane |
1949 |
Immune tolerance |
| Bussy, Antoine |
1828 |
Beryllium
(atomic number 4) |
| Butenandt, Adolf |
1959 |
Pheromone |
| Bütschli, Otto |
1878 |
Mitosis |
| Byrne, John F. (links to Chaocipher) |
118 BCE - 1953 |
Cipher: Chaocipher |
| Caesar, Julius |
118 BCE - 1953 |
Cipher: Caesar cipher |
| 46 BCE |
Julian calendar |
| Cai Lun |
105 |
Paper |
| y Cajal, Santiago Ramón |
1889 |
Nervous system |
| Camerarius, Rudolf Jakob |
1694 |
Plant sexuality |
| Calmette, Albert |
1895 |
Antivenom |
| 1921 |
Tuberculosis vaccine |
| Calvin, Melvin |
1946 |
Photosynthesis |
| Campbell, George Ashley |
1899 |
Loading coil |
| Carnot, Nicolas Léonard Sadi |
1847 |
Laws of thermodynamics |
| Carothers, Wallace |
1935 |
Nylon |
| Carpenter, William Benjamin |
1852 - 1854 |
Ideomotor phenomenon |
| Carré, Ferdinand and Edmond |
1805 - 1876 |
Vapor-compression refrigeration |
| Casimir, Hendrik |
1948 |
Casimir effect |
| Cassini, Giovanni Domenico |
1671 |
Planetary distances |
| Cavendish, Henry |
1781 |
Electric conductivity |
| 1784 |
Hydrogen and water
(atomic number 1) |
| 1784, 1903 |
Birkeland-Eyde process |
| 1798 |
‘Weighing’ the world |
| Celsius, Anders |
1742 |
Centigrade scale |
| Chadwick, James |
1932 |
Neutron |
| Champollion, Jean François |
1822 |
Deciphering hieroglyphics |
| Chandrasekhar, Subrahmanyan |
1931 |
White dwarfs |
| Chang, Min Chueh |
1944 - 1960 |
The pill |
| Chatton, Édouard |
1925, 1962 |
Prokaryote and eukaryote |
| Chelnokov, L. P. |
1970 |
Dubnium
(atomic number 105) |
| Chelnokov, M. L. |
1999-2007 |
Flerovium
(atomic number 114) |
| Chepigin, Victor Ivanovich |
1999-2007 |
Flerovium
(atomic number 114) |
| Chevreul, Michel Eugène |
1852 - 1854 |
Ideomotor phenomenon |
| Cherenkov, Pavel |
1934 |
Cherenkov radiation |
| Chinese, Han dynasty |
206 BCE |
Compass |
| 200 |
Woodblock printing |
| Chinese, Tang dynasty |
9th century |
Gunpowder |
| 10th century |
Rocket |
| Choppin, Gregory R. |
1955 |
Mendelevium
(atomic number 101) |
| Christie, Samuel Hunter |
1833, 1843 |
Wheatstone bridge |
| Christin, Jean-Pierre |
1742 |
Centigrade scale |
| Chua, Leon |
1971 |
Memristor |
| Claus, Karl Ernst |
1844 |
Ruthenium
(atomic number 44) |
| Clausius, Rudolf |
1847 |
Laws of thermodynamics |
| Cleve, Per Teodor |
1868 - 1895 |
Helium
(atomic number 2) |
| 1878 - 1879 |
Holmium
(atomic number 67) |
| 1879 |
Thulium
(atomic number 69) |
| Coandă, Henri |
1934 |
Coandă effect |
| Cohen, Stanley |
1952 |
Nerve growth |
| Colton, Frank B. |
1944 - 1960 |
The pill |
| Compton, Arthur Holly |
1923 |
Compton scattering |
| Conway, John Horton |
1970 |
Conway’s Game of Life |
| Cooke, William Fothergill |
1838 |
Electrical telegraph |
| Cooper, Leon |
1930 - 2014 |
Quasiparticles: Cooper pair |
| 1956 |
Cooper pair |
| 1957 |
BCS theory |
| Corson, Dale R. |
1940 |
Astatine
(atomic number 85) |
| Coryell, Charles D. |
1945 |
Promethium
(atomic number 61) |
| Coster, Dirk |
1923 |
Hafnium
(atomic number 72) |
| Copernicus, Nicolaus |
1543 |
Heliocentrism |
| de Coriolis, Gaspard-Gustave |
1835 |
Coriolis effect |
| Cotton, Aimé |
1845 - 1913 |
Magneto-optic and electro-optic effects |
| de Coulomb, Charles-Augustin |
1785 |
Coulomb’s law |
| Courtois, Bernard |
1811 |
Iodine
(atomic number 53) |
| Courtenay-Latimer, Marjorie |
1938 |
Coelacanth |
| Cowan, Clyde |
1956 |
Neutrino |
| Cranston, John Arnold |
1913 - 1918 |
Protactinium
(atomic number 91) |
| Crawford, Adair |
1790, 1808 |
Strontium
(atomic number 38) |
| Crick, Francis |
1953 |
DNA structure |
| Cronin, James |
1964 |
CP violation |
| Cronstedt, Axel Fredrik |
1751 |
Nickel
(atomic number 28) |
| Crookes, William |
1861 - 1862 |
Thallium
(atomic number 81) |
| 1869 - 1875 |
Crookes tube |
| 1873 |
Crookes radiometer |
| 1903 |
Spinthariscope |
| Cruikshank, William |
1790, 1808 |
Strontium
(atomic number 38) |
| Curie, Jacques |
1880, 1881 |
Piezoelectricity |
| Curie, Marie |
1896 |
Radioactivity |
| Curie, Pierre |
1880, 1881 |
Piezoelectricity |
| 1896 |
Radioactivity |
| 1898 |
Polonium
(atomic number 84) |
| 1898 |
Radium
(atomic number 88) |
| 1899 - 1910 |
Radon
(atomic number 86) |
| Curl, Robert |
1952 - 1991 |
Fullerene |
| de Cusa, Nicolaus |
1450, 1481 |
Hygrometer |
| Cuvier, Georges |
1796 |
Comparative anatomy |
| Dale, Henry Hallett |
1914 |
Neurotransmitters |
| Dalton, John |
1808 |
Atomic theory |
| Dam, Henrik |
1913 - 1930 |
Vitamin discoveries: K |
| Daniell, John Frederic |
1803, 1830 |
Platinum pyrometer |
| Dart, Raymond |
1925 |
Tuang child |
| Dalgarno, George |
1647 - 1678 |
Philosophical language: Ars signorum |
| Darwin, Charles |
1859 |
Origin of species |
| Davaine, Casimir |
1876 |
Bacillus anthracis |
| Davis, Marguerite |
1913 - 1930 |
Vitamin discoveries: A and B |
| Davy, Humphry |
1802 - 1879 |
Incandescent light |
| 1807 |
Potassium
(atomic number 19) |
| 1807 |
Sodium
(atomic number 11) |
| 1808 |
Calcium
(atomic number 20) |
| 1808 |
Boron
(atomic number 5) |
| 1808 |
Barium
(atomic number 56) |
| 1808 |
Magnesium
(atomic number 12) |
| 1808 |
Strontium
(atomic number 38) |
| 1810 |
Chlorine
(atomic number 17) |
| 1810 |
Fluorine
(atomic number 9) |
| 1811 |
Iodine
(atomic number 53) |
| 1821 |
Electric conductivity |
| 1823 |
Silicon
(atomic number 14) |
| Debierne, André-Louis |
1899 - 1910 |
Radon
(atomic number 86) |
| 1899, 1902 |
Actinium
(atomic number 89) |
| Delafontaine, Marc |
1878 - 1879 |
Holmium
(atomic number 67) |
| Delastelle, Felix |
118 BCE - 1953 |
Cipher: Four-square cipher |
| Delbrück, Max |
1943 |
Bacterial genes |
| Delisle, Joseph-Nicolas |
1732 |
Delisle scale |
| Demarçay, Eugène-Anatole |
1890 - 1901 |
Europium
(atomic number 63) |
| Dement, William C. |
1953 |
Rapid-eye-movement sleep |
| Demin, A. G. |
1970 |
Dubnium
(atomic number 105) |
| Desaga, Peter |
1855 |
Bunsen burner |
| Descartes, René |
1637 |
Cartesian coordinates |
| 984, 1602, 1621, 1637 |
Snell’s law |
| Deutsch, Martin |
1932 - 1951 |
Positronium |
| Deville, Henri Étienne Sainte-Claire |
1801 |
Niobium
(atomic number 41) |
| Diesbach, Johann Jacob |
1706 |
Prussian blue |
| Diesel, Rudolf |
1893 |
Diesel engine |
| Diffie, Whitfield |
1976 - 1991 |
Public-key cryptography |
| Diophantus |
285 |
Diophantine equation |
| Dioscorides, Pedanius |
70 AD |
Traditional medicine |
| Dirac, Paul |
1925, 1926 |
Pauli exclusion principle/Exchange interaction |
| 1928 |
Dirac equation
|
| 1930 - 2014 |
Quasiparticles: Magnetic monopole |
| 1932 |
Antimatter |
| Djerassi, Carl |
1944 - 1960 |
The pill |
| Dobzhansky, Theodosius |
1918 |
Neo-Darwinism |
| Domagk, Gerhard |
1908, 1935 |
Sulfanilamide |
| Donets, E. D.
|
1958 |
Nobelium
(atomic number 102) |
| Doppler, Christian |
1842 |
Doppler effect |
| Dorn, Friedrich Ernst |
1899 - 1910 |
Radon
(atomic number 86) |
| Douady, Adrien |
1975 |
Fractal |
| Drebbel, Cornelis |
1590 - 1608 |
Microscope and telescope |
| 1620 |
Submarine |
| Druin, V. A. |
1970 |
Dubnium
(atomic number 105) |
| Dubois, Eugène |
1891 |
Java man |
| Dumortier, Barthélemy Charles Joseph |
1839 |
Cell theory |
| Duncan, Robert |
1992 |
Magnetar |
| Dunwoody, Henry Harrison Chase |
1874, 1904 |
Crystal diode |
| Dyson, Freeman |
1948 |
Quantum electrodynamics |
| Easton, Roger L. |
1978 |
Global Positioning System |
| Eckert, J. Presper |
1946 |
ENIAC |
| Eddington, Arthur |
1920 |
Stellar evolution |
| Edison, Thomas |
1802 - 1879 |
Incandescent light |
| 1873, 1880 |
Thermionic emission |
| 1876 |
Industrial research laboratory |
| 1888 - 1926 |
Cinematography |
| Edson, Marcellus Gilmore |
1884 |
Peanut butter |
| Prehistoric Egyptians |
4400-3100 BCE |
Cosmetic pigment |
| Old Kingdom of Egypt |
2782 BCE |
Egyptian calendar |
| Ehrlich, Paul |
1910 |
Chemotherapy |
| Eichengrün, Arthur |
1897 |
Aspirin |
| Eijkman, Christiaan |
1913 - 1930 |
Vitamin discoveries: B |
| Einstein, Albert |
1900 |
Quanta |
| 1905 |
Special relativity |
| 1908 |
Brownian motion |
| 1915 |
General relativity |
| 1917 - 1960 |
Stimulated emission |
| 1922, 1926 |
Absorption refrigerator |
| 1925 |
Bose-Einstein condensate |
| Ekeberg, Anders Gustaf |
1802 |
Tantalum
(atomic number 73) |
| Ekman, Vagn Walfrid |
1902 |
Ekman transport |
| Elhuyar, Juan José |
1781, 1783 |
Tungsten
(atomic number 74) |
| Elhuyar, Fausto |
1781, 1783 |
Tungsten
(atomic number 74) |
| Elsasser, Walter M. |
1946 |
Dynamo theory |
| Enders, John Franklin |
1955 |
Polio vaccine |
| Endo, Morinobu |
1952 - 1991 |
Fullerene |
| Eratosthenes |
240 BCE |
Geodesy |
| Ermakov, V. A.
|
1958 |
Nobelium
(atomic number 102) |
| Eskola, Kari |
1969 |
Rutherfordium
(atomic number 104) |
| 1970 |
Dubnium
(atomic number 105) |
| Eskola, Pirkko |
1969 |
Rutherfordium
(atomic number 104) |
| 1970 |
Dubnium
(atomic number 105) |
| Esmark, Morten Thrane |
1829 |
Thorium
(atomic number 90) |
| Euclid |
300 BCE |
Geometry |
| Euler, Leonhard |
1683 |
Euler’s number |
| 1736 |
Graph theory |
| 1736 - 1895 |
Topology |
| 1758 |
Euler characteristic |
| Evans, Herbert McLean |
1913 - 1930 |
Vitamin discoveries: E |
| Evans, Oliver |
1805 - 1876 |
Vapor-compression refrigeration |
| 1805 |
Oruktor Amphibolos |
| Evelyn, John |
1661 |
Air pollution |
| Eyde, Sam |
1784, 1903 |
Birkeland-Eyde process |
| Fahrenheit, Daniel Gabriel |
1724 |
Fahrenheit scale |
| Fajans, Kazimierz |
1913 |
Radioactive displacement law |
| Falcke, Heino |
2013 |
Blitzar |
| Faraday, Michael |
1820 |
Electromagnetism |
| 1823 |
Liquefaction of gases |
| 1825 |
Benzene |
| 1831 |
Faraday’s law of induction |
| 1831 |
Electric generator |
| 1831 |
Faraday wave |
| 1834 |
Laws of electrolysis |
| 1834 |
Ion |
| 1834 |
Faraday efficiency |
| 1836 |
Faraday cage |
| 1845 |
Diamagnetism |
| 1845 - 1913 |
Magneto-optic and electro-optic effects |
| 1852 - 1854 |
Ideomotor phenomenon |
| Faure, Camille Alphonse |
1859, 1881 |
Lead-acid battery |
| Fefilov, B. V. |
1970 |
Dubnium
(atomic number 105) |
| Ferguson, James |
1759, 1764 |
Pyrometer |
| de Fermat, Pierre |
1654 |
Probability theory |
| 1657 |
Diophantine equation: Pell’s equation |
| 1662 |
Fermat’s principle |
| Fermi, Enrico |
1942 |
Nuclear energy |
| Fessenden, Reginald |
1901 |
Heterodyne |
| 1902 |
Hot wire barretter |
| 1903 |
Electrolytic detector |
| 1906 |
AM broadcasting |
| 1912 |
Sonar |
| Feynman, Richard |
1948 |
Quantum electrodynamics |
| 1948 |
Feynman diagram |
| Fibonacci (Leonardo Pisano Bigollo) |
1202 |
Number system |
| Fischer, Herman Emil |
1894 |
Enzyme specificity |
| Fisher, Ronald |
1918 |
Neo-Darwinism |
| Fitch, Val |
1964 |
CP violation |
| FitzGerald, George Francis |
1889 |
Length contraction |
| Fleming, Alexander |
1928 |
Penicillin |
| Fleming, John Ambrose |
1904 |
Fleming valve |
| Flemming, Walther |
1878 |
Mitosis |
| Flyorov, Georgy |
1961 - 1971 |
Lawrencium
(atomic number 103) |
| 1970 |
Dubnium
(atomic number 105) |
| Folger, H. |
1984 |
Hassium
(atomic number 108) |
| 1994 |
Darmstadtium
(atomic number 110) |
| 1994 |
Roentgenium
(atomic number 111) |
| 1996 |
Copernicium
(atomic number 112) |
| de Forest, Lee |
1906 - 1912 |
Triode |
| Foucault, Léon |
1851 |
Foucault’s pendulum |
| Fox, George E. |
1999 |
Three-domain system |
| della Francesca, Piero |
1413 - 1420 |
Perspective |
| Frank, Ilya |
1934 |
Cherenkov radiation |
| Franklin, Benjamin |
1747 |
Electric charge |
| von Fraunhofer, Joseph |
1814 |
Spectral lines |
| Frenkel, Yakov |
1930 - 2014 |
Quasiparticles: Exciton |
| Fresnel, Augustin-Jean |
1678, 1816 |
Huygens—Fresnel principle |
| 1819 |
Wave optics |
| von Frisch, Karl |
1935 |
Instincts |
| 1945 |
Dancing bees |
| Frisch, Otto Robert |
1942 |
Nuclear energy |
| Freud, Sigmund |
1895 |
Libido |
| Gabor, Dennis |
1947 |
Holography |
| Gadolin, Johan |
1794 - 1843 |
Yttrium
(atomic number 39) |
| Gahn, Johan Gottlieb |
1770 - 1774 |
Manganese
(atomic number 25) |
| 1817 |
Selenium
(atomic number 34) |
| Galambos, Robert |
1940 |
Bat echolocation |
| Galen |
180 |
Medical research |
| Galilei, Galileo |
1610 |
Observational astronomy |
| 1638 |
Kinematics |
| Galilei, Vincenzo |
1637 |
Mersenne’s laws |
| Gall, Joseph G. |
1971 - 1977 |
Telomere |
| Galle, Johann Gottfried |
1846 |
Discovery of Neptune |
| Galton, Francis |
1889 |
Measuring individuals |
| Galvani, Luigi |
1791, 1820 |
Galvanometer |
| Garrod, Archibald |
1909 |
Inborn errors of metabolism |
| Gascoigne, William |
1638 |
Micrometer |
| Gauss, Carl Friedrich |
1801 |
Discovery of an asteroid |
| 1833 |
Electrical telegraph |
| Gavrilov, K. A. |
1970 |
Dubnium
(atomic number 105) |
| Gay-Lussac, Joseph Louis |
1808 |
Boron
(atomic number 5) |
| 1811 |
Iodine
(atomic number 53) |
| 1823 |
Silicon
(atomic number 14) |
| Geiger, Hans |
1935 |
Geiger counter |
| Geißler, Heinrich |
1857 |
Geissler tube |
| Gellibrand, Henry |
1635 |
Magnetic declination |
| Gell-Mann, Murray |
1964 |
Quark |
| Gelmo, Paul |
1908, 1935 |
Sulfanilamide |
| Gessner, Conrad |
1565 |
Fossils |
| Getting, Ivan A. |
1978 |
Global Positioning System |
| Geoffroy, Claude François |
1753 |
Bismuth
(atomic number 83) |
| Giardina, G. |
1999 - 2007 |
Flerovium
(atomic number 114) |
| Ghiorso, Albert |
1944 |
Curium
(atomic number 96) |
| 1944 |
Americium
(atomic number 95) |
| 1949 |
Berkelium
(atomic number 97) |
| 1950 |
Californium
(atomic number 98) |
| 1952 |
Einsteinium
(atomic number 99) |
| 1952 |
Fermium
(atomic number 100) |
| 1952 |
Mendelevium
(atomic number 101) |
| 1958 |
Nobelium
(atomic number 102) |
| 1961 - 1971 |
Lawrencium
(atomic number 103) |
| 1969 |
Rutherfordium
(atomic number 104) |
| 1970 |
Dubnium
(atomic number 105) |
| 1974 |
Seaborgium
(atomic number 106) |
| Gibbs, Josiah Willard |
1873 |
Gibbs free energy |
| 1876 |
Chemical potential |
| Gilbert, William |
1600 |
Magnetism |
| Giesel, Friedrich Oskar |
1899, 1902 |
Actinium
(atomic number 89) |
| Gikal, Boris N. |
1999 - 2007 |
Flerovium
(atomic number 114) |
| 2000 |
Livermorium
(atomic number 116) |
| Glendenin, Lawrence E. |
1945 |
Promethium
(atomic number 61) |
| Gmelin, Leopold |
1825, 1826 |
Bromine
(atomic number 35) |
| Goldschmidt, Victor |
1937 |
Goldschmidt classification |
| Gödel, Kurt |
1931 |
Incompleteness theorems |
| Göhring, Oswald Helmuth |
1913 - 1918 |
Protactinium
(atomic number 91) |
| Golgi, Camillo |
1889 |
Nervous system |
| Goodall, Jane |
1960 - 1975 |
Chimpanzees and humans |
| Gordon, James P. |
1917 - 1960 |
Stimulated emission |
| Gorrie, John |
1805 - 1876 |
Vapor-compression refrigeration |
| Gorshkov, Vladimir A. |
1999 - 2007 |
Flerovium
(atomic number 114) |
| Gram, Hans Christian |
1884 |
Gram staining |
| Gregor, William |
1791 - 1910 |
Titanium
(atomic number 22) |
| Gregory, James |
1668, 1669 |
Fundamental theorem of calculus |
| Greider, Carol W. |
1971 - 1977 |
Telomere |
| Grew, Nehemiah |
1670, 1886 |
Palynology |
| 1684 |
Fingerprint |
| Griffin, Donald |
1940 |
Bat echolocation |
| Griffith, Frederick |
1928 |
Transformation |
| Grimm, Rudolf |
2003 |
Fermionic condensate |
| Guérin, Camille |
1921 |
Tuberculosis vaccine |
| Gulbekian, Georgy G. |
1999 - 2007 |
Flerovium
(atomic number 114) |
| 2000 |
Livermorium
(atomic number 116) |
| 2004 |
Moscovium
(atomic number 115) |
| Gutenberg, Johannes |
1455 |
Movable-type printing |
| Guthrie, Frederick |
1873, 1880 |
Thermionic emission |
| Guyton de Morveau, Louis-Bernard |
1803, 1830 |
Platinum pyrometer |
| Haber, Fritz |
1909 |
Synthesis of ammonia |
| Hadley, George |
1735 |
Trade winds |
| Hahn, Otto |
1913 - 1918 |
Protactinium
(atomic number 91) |
| 1942 |
Nuclear fission |
| Haldane, J. B. S. |
1918 |
Neo-Darwinism |
| Hall, James |
1797 |
Catastrophist geology |
| Halley, Edmond |
1705 |
Halley’s comet |
| Hamilton, W. D. |
1964 |
Altruism |
| Hankin, Ernest Hanbury |
1896 |
Preventing cholera |
| Harriot, Thomas |
984, 1602, 1621, 1637 |
Snell’s law |
| Harris, James Andrew |
1969 |
Rutherfordium
(atomic number 104) |
| 1970 |
Dubnium
(atomic number 105) |
| Harrison, James |
1805 - 1876 |
Vapor-compression refrigeration |
| Harvey, Bernard G. |
1955 |
Mendelevium
(atomic number 101) |
| Harvey, William |
1628 |
Circulation of the blood |
| Hatchett, Charles |
1801 |
Niobium
(atomic number 41) |
| Hauksbee, Francis |
1705, 1894 |
Gas-discharge lamp |
| Hausdorff, Felix |
1918, 1975 |
Fractal dimension |
| de Hautefeuille, Jean |
1678 - 1876 |
Internal combustion engine |
| Hawking, Stephen |
1974 |
Hawking radiation |
| Hayflick, Leonard |
1961 |
Hayflick limit |
| Haygarth, John |
1799 |
Placebo effect |
| Heath, James R. |
1952 - 1991 |
Fullerene |
| Heaviside, Oliver |
1899 |
Loading coil |
| 1934 |
Cherenkov radiation |
| Heisenberg, Werner |
1925 |
Wave-particle duality |
| 1925, 1926 |
Pauli exclusion principle/Exchange interaction |
| 1927 |
Uncertainty principle |
| Hellman, Martin |
1976 - 1991 |
Public-key cryptography |
| Hellriegel, Hermann |
1888 |
Nitrogen fixation |
| d’Herelle, Félix |
1915, 1917 |
Bacteriophage |
| Hermann, Karl Samuel Leberecht |
1817 |
Cadmium
(atomic number 48) |
| Herschel, John |
1842 |
Cyanotype |
| Herschel, William |
1781 |
Discovery of Uranus |
| Hero of Alexandria (Heron) |
70 |
Windmill |
| Hertz, Heinrich |
1896 |
Radio |
| 1904 |
Telemobiloscope |
| Hertzsprung, Ejnar |
1920 |
Stellar evolution |
| Hess, Victor Francis |
1911 |
Cosmic rays |
| Heßberger, Fritz Peter |
1981 |
Bohrium
(atomic number 107) |
| 1982 |
Meitnerium
(atomic number 109) |
| 1984 |
Hassium
(atomic number 108) |
| 1994 |
Darmstadtium
(atomic number 110) |
| 1994 |
Roentgenium
(atomic number 111) |
| 1996 |
Copernicium
(atomic number 112) |
| von Hevesy, Georg |
1913 - 1918 |
Protactinium
(atomic number 91) |
| 1942 |
Nuclear fission |
| Hill, Lester S. |
118 BCE - 1953 |
Cipher: Hill cipher |
| Hillel II |
359 |
Hebrew calendar |
| Hindley, Henry |
1739 |
Dividing engine |
| Hingmann, R. |
1984 |
Hassium
(atomic number 108) |
| Hipparchus |
134 BCE |
Astronomy |
| Hippocrates |
400 BCE |
Medicine |
| Hiriyuki, Koura |
2012 |
Nihonium
(atomic number 113) |
| Hisinger, Wilhelm |
1803 |
Cerium
(atomic number 58) |
| Hittorf, Johann Wilhelm |
1869 |
Cathode ray |
| Hjelm, Peter Jacob |
1778, 1781 |
Molybdenum
(atomic number 42) |
| Hodgkin, Alan Lloyd |
1952 |
Nerve impulses |
| Hodgkin, Dorothy |
1945 |
Structure of penicillin |
| Hoffmann, Felix |
1897 |
Aspirin |
| Hofmann, Sigurd |
1981 |
Bohrium
(atomic number 107) |
| 1982 |
Meitnerium
(atomic number 109) |
| 1984 |
Hassium
(atomic number 108) |
| 1994 |
Darmstadtium
(atomic number 110) |
| 1994 |
Roentgenium
(atomic number 111) |
| 1996 |
Copernicium
(atomic number 112) |
| Hogg, John |
1860 |
Protist |
| Holberton, Betty |
1946 |
ENIAC |
| Holborn, Ludwig |
1901 |
Disappearing-filament pyrometer |
| Hope, Thomas Charles |
1790, 1808 |
Strontium
(atomic number 38) |
| Hooke, Robert |
1665 |
Cell |
| 1673 |
Microorganisms |
| 1682 |
Memory |
| Hopkins, Frederick Gowland |
1906 |
Vitamins |
| Horrocks, Jeremiah |
1639 |
Transit of Venus |
| Huangdi |
2637 BCE |
Chinese calendar |
| Hubble, Edwin |
1918 |
The universe |
| 1929 |
Expanding universe |
| Hughes, Vernon W. |
1960 |
Muonium |
| Hulet, E. Kenneth |
1974 |
Seaborgium
(atomic number 106) |
| Hülsmeyer, Christian |
1904 |
Telemobiloscope |
| von Humboldt, Alexander |
1799 |
Humboldt’s voyage |
| Hunter, John |
1796 |
Comparative anatomy |
| Hunter, Matthew |
1791 - 1910 |
Titanium
(atomic number 22) |
| Hutton, James |
1785 |
Earth cycles |
| 1797 |
Catastrophist geology |
| Huxley, Andrew |
1952 |
Nerve impulses |
| Huxley, Thomas Henry |
1846 - 1868 |
Protoplasm |
| 1860 |
Archaeopteryx |
| Huygens, Christiaan |
1656 |
Rings of Saturn |
| 1657 |
Pendulum clock |
| 1678 - 1876 |
Internal combustion engine |
| 1678, 1816 |
Huygens—Fresnel principle |
| 1817 |
Kater’s pendulum |
| Hyder Ali |
1780 |
Mysorean rockets |
| Ideguchi, Eiji |
2012 |
Nihonium
(atomic number 113) |
| Iijima, Sumio |
1952 - 1991 |
Fullerene |
| Ikeda, Kikunae |
1908 |
Umami |
| Iliev, S. |
2000 |
Livermorium
(atomic number 116) |
| 2004 |
Moscovium
(atomic number 115) |
| 2006 |
Oganesson
(atomic number 118) |
| Imhotep |
2648 BCE |
Step pyramid |
| Ingersoll, Leonard R. |
1914 |
Glossmeter |
| Isaacson, Richard A. |
1967 |
LIGO |
| Itkis, Michael Grigorievich |
1999-2007 |
Flerovium
(atomic number 114) |
| 2000 |
Livermorium
(atomic number 116) |
| 2004 |
Moscovium
(atomic number 115) |
| 2006 |
Oganesson
(atomic number 118) |
| 2009 |
Tennessine
(atomic number 117) |
| Ivanov, O. V. |
2000 |
Livermorium
(atomic number 116) |
| 2006 |
Oganesson
(atomic number 118) |
| James, Charles |
1907 |
Lutetium
(atomic number 71) |
| James, Ralph A. |
1944 |
Curium
(atomic number 96) |
| 1944 |
Americium
(atomic number 95) |
| Janssen, Pierre |
1868 - 1895 |
Helium
(atomic number 2) |
| Janssen, Zacharias |
1590 - 1608 |
Microscope and telescope |
| Jansky, Karl Guthe |
1933 |
Radio astronomy |
| Jenner, Edward |
1796 |
Vaccination |
| Jin, Deborah |
2003 |
Fermionic condensate |
| Joliot-Curie, Frédéric |
1935 |
Induced radioactivity |
| Joliot-Curie, Irène |
1935 |
Induced radioactivity |
| Joule, James Prescott |
1842 |
Magnetostriction |
| 1842 |
Conservation of energy |
| 1847 |
Laws of thermodynamics
|
| 1852 |
Joule-Thomson effect |
| Kabachenko, Petrovich Kabachenko |
1999 - 2007 |
Flerovium
(atomic number 114) |
| Kaji, Daiya |
2012 |
Nihonium
(atomic number 113) |
| Kanner, Leo |
1938, 1943 |
Autism |
| Kapitsa, Pyotr |
1937 |
Superfluidity |
| Kater, Henry |
1817 |
Kater’s pendulum |
| Katori, Kenji |
2012 |
Nihonium
(atomic number 113) |
| Keeling, Charles David |
1961 |
Keeling curve |
| Kekulé, August |
1865 |
Benzene ring |
| Keller, J. |
1984 |
Hassium
(atomic number 108) |
| Kelvin, William Thomson Lord |
1848 |
Kelvin scale |
| 1879 |
Kelvin wave |
| 1852 |
Joule-Thomson effect |
| 1888 |
Ampere balance |
| Kendrew, John |
1958 - 1959 |
Protein crystallography |
| Kennedy, Joseph W. |
1940 |
Plutonium
(atomic number 94) |
| Kepler, Johannes |
1609 |
Planetary orbits |
| Kerr, John |
1845 - 1913 |
Magneto-optic and electro-optic effects |
| Ketterle, Wolfgang |
2003 |
Fermionic condensate |
| Kharitonov, Yu. P. |
1970 |
Dubnium
(atomic number 105) |
| Khomskii, Daniel I. |
1930 - 2014 |
Quasiparticles: Orbiton |
| Kidston, Robert |
1670, 1886 |
Palynology |
| Kikunaga, Hidetoshi |
2012 |
Nihonium
(atomic number 113) |
| Kirchhoff, Gustav |
1859 |
Analytical spectroscopy |
| 1860, 1882 |
Caesium
(atomic number 55) |
| 1861 |
Rubidium
(atomic number 37) |
| Kitaibel, Pál |
1782 |
Tellurium
(atomic number 52) |
| Kitasato, Shibasaburō |
1890 |
Antitoxins |
| Klaproth, Martin Heinrich |
1782 |
Tellurium
(atomic number 52) |
| 1789, 1824 |
Zirconium
(atomic number 40) |
| 1789, 1841 |
Uranium
(atomic number 92) |
| 1791 - 1910 |
Titanium
(atomic number 22) |
| 1803 |
Cerium
(atomic number 58) |
| Klein, Oskar |
1971 |
Plasma cosmology |
| von Kleist, Ewald Georg |
1745 - 1746 |
Leyden jar |
| Kleitman, Nathaniel |
1953 |
Rapid-eye-movement sleep |
| Knudsen, Martin |
1879 |
Thermal transpiration |
| von Kobell, Wolfgang Franz |
1801 |
Niobium
(atomic number 41) |
| Koch, Robert |
1854, 1884 |
Vibrio cholerae |
| 1876 |
Bacillus anthracis
|
| 1882 |
Mycobacterium tuberculosis |
| Kolesov, I. V. |
1970 |
Dubnium
(atomic number 105) |
| Kouveliotou, Chryssa |
1992 |
Magnetar |
| Krebs, Hans Adolf |
1937 |
Citric-acid cycle |
| Kroto, Harold |
1952 - 1991 |
Fullerene |
| Kudo, Hisaaki |
2012 |
Nihonium
(atomic number 113) |
| Kurlbaum, Ferdinand |
1901 |
Disappearing-filament pyrometer |
| Kwolek, Stephanie |
1964 |
Kevlar |
| Lamarck, Jean-Baptiste |
1809 |
Acquired characteristics |
| Lamarr, Hedy |
1942 |
Frequency-hopping |
| Lambert, Johann Heinrich |
1768 |
Pi |
| Lamy, Claude-Auguste |
1861 - 1862 |
Thallium
(atomic number 81) |
| Landau, Len |
1930 - 2014 |
Quasiparticles: Polaron, roton & maxon |
| Landsteiner, Karl |
1901 |
Blood groups |
| Langen, Eugen |
1678 - 1876 |
Internal combustion engine |
| Langlet, Nils Abraham |
1868 - 1895 |
Helium
(atomic number 2) |
| Langley, Samuel Pierpont |
1878 |
Bolometer |
| Langmuir, Irving |
1906 - 1912 |
Triode |
| 1924 - 1928 |
Plasma |
| 1927 |
Langmuir circulation |
| 1928 - 1929 |
Plasma oscillation |
| Langton, Christopher |
1986 |
Artificial life |
| Laplace, Pierre-Simon |
1796 |
Origin of our solar system |
| Larsh, Almon |
1961 - 1971 |
Lawrencium
(atomic number 103) |
| Lartet, Édouard |
1834 |
Cro-Magnons |
| Lartet, Louis |
1834 |
Cro-Magnons |
| Latimer, Robert M. |
1961 - 1971 |
Lawrencium
(atomic number 103) |
| Lattes, César |
1934, 1947 |
Meson |
| von Laue, Max |
1911 - 1920 |
Sagnac effect |
| Laughlin, Robert B. |
1930 - 2014 |
Quasiparticles: Fractional quantum Hall effect |
| Laveran, Charles Louis Alphonse |
1897 |
Malarial parasite |
| Lavoisier, Antoine |
1774 |
Combustion
(atomic number 8) |
| 1774 |
Conservation of mass |
| 1787 |
Chemical nomenclature |
| 1823 |
Silicon
(atomic number 14) |
| Lavrentiev, Anton Yurievich |
1999 - 2007 |
Flerovium
(atomic number 114) |
| Leakey, Louis |
1959 |
Paranthropus boisei |
| Leakey, Mary |
1959 |
Paranthropus boisei |
| Leavitt, Henrietta Swan |
1918 |
The universe |
| Lee, Tsung-Dao |
1956 |
Parity violation |
| van Leeuwenhock, Antonie |
1673 |
Microorganisms |
| 1719 |
Cell |
| Lehmann, Inge |
1936 |
Inner core |
| Leibniz, Gottfried Wilhelm |
1647 - 1678 |
Philosophical language: Lingua generalis |
| 1679 |
Binary number |
| 1684 |
Calculus |
| 2400 BCE - 1820 CE |
Computing devices: Stepped Reckoner |
| Leidenfrost, Johann Gottlob |
1756 |
Leidenfrost effect |
| Leino, Matti |
1984 |
Hassium
(atomic number 108) |
| Lemaître, Georges |
1929 |
Expanding universe |
| Lenoir, Étienne |
1678 - 1876 |
Internal combustion engine |
| Le Prince, Louis |
1888 - 1927 |
Cinematography |
| Leslie, John |
1818 |
Aethrioscope |
| Levi-Montalcini, Rita |
1952 |
Nerve growth |
| Lewis, Gilbert N. |
1916 |
Chemical bond |
| Lhuilier, Antoine-Jean |
1736 - 1895 |
Topology |
| Liang Lingzan |
2400 BCE - 1820 CE |
Computing devices |
| Libby, Willard |
1947 |
Radiocarbon dating |
| von Linde, Carl |
1805 - 1876 |
Vapor-compression refrigeration |
| von Lindemann, Ferdinand |
1768 |
Pi |
| Linnaeus, Carl |
1735 |
Naming species |
| Lippershey, Hans |
1590 - 1608 |
Microscope and telescope |
| Lippmann, Gabriel |
1880, 1881 |
Piezoelectricity |
| Lister, Joseph |
1865 |
Antiseptic surgery |
| Listing, Johann Benedict |
1736 - 1895 |
Topology |
| Lobachevsky, Nicolai |
1829 |
Non-Euclidean geometry |
| Lobanov, Yu. V. |
1970 |
Dubnium
(atomic number 105) |
| 2000 |
Livermorium
(atomic number 116) |
| 2004 |
Moscovium
(atomic number 115) |
| 2006 |
Oganesson
(atomic number 118) |
| 2009 |
Tennessine
(atomic number 117) |
| Lockyer, Norman |
1868 - 1895 |
Helium
(atomic number 2) |
| Lodwick, Francis |
1647 - 1678 |
Philosophical language: Common Writing |
| Loewi, Otto |
1914 |
Neurotransmitters |
| Long, Crawford |
1842 - 1846 |
Anesthesia |
| Lorentz, Hendrik |
1904 |
Lorentz transformations |
| Lorenz, Konrad |
1935 |
Instincts |
| Lo Surdo, Antonino |
1845 - 1913 |
Magneto-optic and electro-optic effects |
| Lougheed, Ronald W. |
1974 |
Seaborgium
(atomic number 106) |
| Lovelace, Ada |
1822 |
The first computer program |
| Löwig, Carl Jacob |
1825, 1826 |
Bromine
(atomic number 35) |
| Lu Ban |
5th century BCE |
Kite |
| Lukin, Mikhail |
2017 |
Time crystal |
| Lumière, Auguste and Louis |
1888 - 1927 |
Cinematography |
| Lukyanovich, V. M. |
1952 - 1991 |
Fullerene |
| Luria, Salvador |
1943 |
Bacterial genes |
| Luttinger, Joaquin Mazdak |
1930 - 2014 |
Quasiparticles: Holon and spinon |
| Lyell, Charles |
1830 |
Principles of geology |
| MacKenzie, Kenneth Ross |
1940 |
Astatine
(atomic number 85) |
| MacLeod, Colin Munro |
1944 |
Molecular genetics |
| Maelzel, Johann Nepomuk |
1814 - 1815 |
Metronome |
| Magnus, Heinrich Gustav |
1672, 1742, 1852 |
Magnus effect |
| Maiman, Theodore Harold |
1917 - 1960 |
Stimulated emission |
| Maimonides |
359 |
Hebrew calendar |
| Majorana, Ettore |
1930 - 2014 |
Quasiparticles: Majorana fermion |
| 1935 |
Majorana fermion |
| Malthus, Thomas Robert |
1798 |
Population pressure |
| Malyshev, Oleg Nikolaevich |
1999 - 2007 |
Flerovium
(atomic number 114) |
| Mandelbrot, Benoit |
1918, 1975 |
Fractal dimension |
| 1975 |
Fractal |
| Manson, Patrick |
1897 |
Malarial parasite |
| Marangoni, Carlo |
1855, 1865 |
Marangoni effect |
| Marconi, Guglielmo |
1896 |
Radio |
| 1896, 1902 |
Magnetic detector |
| Marggraf, Andreas Sigismund |
1764 |
Fluorine
(atomic number 9) |
| de Marignac, Jean Charles Galissard |
1801 |
Niobium
(atomic number 41) |
| 1878, 1907 |
Ytterbium
(atomic number 70) |
| 1880 |
Gadolinium
(atomic number 64) |
| Marinsky, Jacob A. |
1945 |
Promethium
(atomic number 61) |
| Marker, Russell Earl |
1944 - 1960 |
The pill |
| Martel, Édouard-Alfred |
1895 |
Speleology |
| Marten, Benjamin |
1882 |
Mycobacterium tuberculosis |
| Matteucci, Felice |
1678 - 1876 |
Internal combustion engine |
| Matuyama, Motonori |
1929 |
Geomagnetic reversals |
| Maudslay, Henry |
1638 |
Micrometer |
| Mauchly, John |
1946 |
ENIAC |
| Maxwell, James Clerk |
1656 |
Rings of Saturn |
| 1864 |
Maxwell’s equations |
| Mayan |
1050 |
Maya calendar |
| von Mayer, Julius |
1842 |
Conservation of energy |
| McCarty, Maclyn |
1944 |
Molecular genetics |
| McClintock, Barbara |
1951 |
Jumping genes |
| McCormick, Katharine |
1944 - 1960 |
The pill |
| McCulloch, Warren Sturgis |
1943 |
Neural networks |
| McCollum, Elmer |
1913 - 1930 |
Vitamin discoveries: A, B, and D |
| McMillan, Edwin |
1940 |
Neptunium
(atomic number 93) |
| 1940 |
Plutonium
(atomic number 94) |
| Medawar, Peter |
1949 |
Immune tolerance |
| Meissner, Walther |
1933 |
Meissner effect |
| Meitner, Lise |
1913 - 1918 |
Protactinium
(atomic number 91) |
| 1942 |
Nuclear fission |
| Mellanby, Edward |
1913 - 1930 |
Vitamin discoveries: D |
| Meltzer, Marlyn |
1946 |
ENIAC |
| Mendel, Gregor Johann |
1865 |
Laws of inheritance |
| Mendel, Lafayette |
1913 - 1930 |
Vitamin discoveries: A and B |
| Mendeleev, Dmitri |
1869 |
Periodic table |
| 1875 |
Gallium
(atomic number 31) |
| 1879 |
Scandium
(atomic number 21) |
| 1886 |
Germanium
(atomic number 32) |
| Mercator, Gerardus |
1569 |
Mercator projection |
| Merkle, Ralph |
1976 - 1991 |
Public-key cryptography |
| Mersenne, Marin |
1637 |
Mersenne’s laws |
| Metchnikoff, Élie |
1882 |
Cellular immunity |
| Metius, Jacob |
1590 - 1608 |
Microscope and telescope |
| Mezentsev, A. N. |
2000 |
Livermorium
(atomic number 116) |
| 2004 |
Moscovium
(atomic number 115) |
| 2006 |
Oganesson
(atomic number 118) |
| 2009 |
Tennessine
(atomic number 117) |
| Michell, John |
1784 |
Black hole |
| 1798 |
‘Weighing’ the world |
| Michelson, Albert A. |
1887 |
Michelson-Morley experiment |
| Mikheev, V. L. |
1961 - 1971 |
Lawrencium
(atomic number 103) |
| Milanković, Milutin |
1914 |
Climate cycles |
| Miller, Frank |
118 BCE - 1953 |
Cipher: One-time pad |
| Miller, Stanley |
1953 |
Abiogenesis |
| Minard, Charles Joseph |
1644 - 1869 |
Infographics |
| Minot, George Richards |
1913 - 1930 |
Vitamin discoveries: B12 |
| Miramontes, Luis E. |
1944 - 1960 |
The pill |
| Misener, Don |
1937 |
Superfluidity |
| Möbius, August Ferdinand |
1736 - 1895 |
Topology |
| von Mohl, Hugo |
1839 |
Cell theory |
| 1846 |
Protoplasm |
| Mohorovičić, Andrija |
1906 |
Earth interior |
| Mohorovičić, Stjepan |
1932 - 1951 |
Positronium |
| Mohs, Friedrich |
1812 |
Mohs scale |
| Moissan, Henri |
1886 |
Fluorine
(atomic number 9) |
| Monroe, Christopher |
2017 |
Time crystal |
| Montgolfier, Joseph-Michel |
1772, 1796 |
Hydraulic ram |
| Morgan, Leon O. |
1944 |
Americium
(atomic number 95) |
| Morgan, Thomas Hunt |
1910 |
Genes |
| Morgenstern, Oskar |
1944 |
Game theory |
| Morimoto, Kouji |
2012 |
Nihonium
(atomic number 113) |
| Morita, Kōsuke |
1999 - 2007 |
Flerovium
(atomic number 114) |
| 2012 |
Nihonium
(atomic number 113) |
| Morland, Samuel |
2400 BCE - 1820 CE |
Computing devices |
| Morley, Edward W. |
1887 |
Michelson-Morley experiment |
| Morse, Harmon Northrup |
1901 |
Disappearing-filament pyrometer |
| Morse, Samuel |
1816 |
Electrical telegraph |
| Morton, William T. G. |
1842 - 1846 |
Anesthesia |
| Mosander, Carl Gustaf |
1794 - 1843 |
Yttrium
(atomic number 39) |
| 1839 |
Cerium
(atomic number 58) |
| 1839 |
Lanthanum
(atomic number 57) |
| 1843 |
Terbium
(atomic number 65) |
| 1843 |
Erbium
(atomic number 68) |
| Moseley, Henry |
1913 |
Atomic battery |
| Mössbauer, Rudolf |
1958 |
Mössbauer effect |
| Mouton, Henri |
1845 - 1913 |
Magneto-optic and electro-optic effects |
| Mozi |
5th century BCE |
Kite |
| Mpemba, Erasto Batholomeo |
1963 |
Mpemba effect |
| Müller, Fritz |
1878 |
Müllerian mimicry |
| Müller, Gerhard Friedrich |
1743 |
Ethnography |
| Muller, Hermann Joseph |
1910 |
Genes |
| Müller, Paul Hermann |
1939 |
DDT |
| Müller, Walther |
1935 |
Geiger counter |
| Munters, Carl |
1922, 1926 |
Absorption refrigerator |
| Münzenberg, Gottfried |
1981 |
Bohrium
(atomic number 107) |
| 1982 |
Meitnerium
(atomic number 109) |
| 1984 |
Hassium
(atomic number 108) |
| 1994 |
Darmstadtium
(atomic number 110) |
| 1994 |
Roentgenium
(atomic number 111) |
| Murphy, George M. |
1931 |
Deuterium |
| Murphy, William |
1913 - 1930 |
Vitamin discoveries |
| van Musschenbroek, Pieter |
1745 - 1746 |
Leyden jar |
| Nagarjuna |
1669 |
Zinc
(atomic number 30) |
| Nansen, Fridtjof |
1894 |
Nansen bottle |
| 1902 |
Ekman transport |
| Napier, John |
1614 |
Logarithms |
| 2400 BCE - 1820 CE |
Computing devices |
| 1617 |
Binary number |
| Nebel, Fritz |
118 BCE - 1953 |
Cipher: ADFGVX cipher |
| Neddermeyer, Seth |
1936 |
Muon |
| von Neumann, John |
1944 |
Game theory |
| 1946 |
Computer |
| 1946 |
ENIAC |
| 1948 |
Cellular automaton |
| Newton, Isaac |
1666 |
Theory of color |
| 1671 |
Calculus |
| 1672, 1742, 1852 |
Magnus effect |
| 1687 |
Principia Mathematica |
| 1701 |
Newton scale |
| Nicol, William |
1828 |
Nicol prism |
| van Niel, C. B. |
1925, 1962 |
Prokaryote and eukaryote |
| Niépce, Claude |
1678 - 1876 |
Internal combustion engine |
| Niépce, Nicéphore |
1678 - 1876 |
Internal combustion engine |
| Nightingale, Florence |
1644 - 1869 |
Infographics |
| Nilson, Lars Fredrik |
1879 |
Scandium
(atomic number 21) |
| Ninov, Victor |
1994 |
Darmstadtium
(atomic number 110) |
| 1994 |
Roentgenium
(atomic number 111) |
| 1996 |
Copernicium
(atomic number 112) |
| Niskin, Shale |
1894 |
Nansen bottle |
| Nitschke, Joachim Michael |
1974 |
Seaborgium
(atomic number 106) |
| Nobel, Alfred |
1867 |
Dynamite |
| Noddack, Walter |
1908, 1925 |
Rhenium
(atomic number 75) |
| Noether, Emmy |
1918 |
Noether’s theorem |
| Nunes, Pedro |
1542 |
Nonius |
| Nurmia, Matti |
1969 |
Rutherfordium
(atomic number 104) |
| 1970 |
Dubnium
(atomic number 105) |
| 1974 |
Seaborgium
(atomic number 106) |
| Occhialini, Giuseppe |
1934, 1947 |
Meson |
| Ochsenfeld, Robert |
1933 |
Meissner effect |
| Odhner, Willgodt Theophil |
2400 BCE - 1820 CE |
Computing devices |
| Oganessian, Yuri |
1999-2007 |
Flerovium
(atomic number 114) |
| 2000 |
Livermorium
(atomic number 116) |
| 2004 |
Moscovium
(atomic number 115) |
| 2006 |
Oganesson
(atomic number 118) |
| 2009 |
Tennessine
(atomic number 117) |
| Ogawa, Masataka |
1908, 1925 |
Rhenium
(atomic number 75) |
| Ohm, Georg |
1827 |
Ohm’s law |
| Ohnishi, Testuya |
2012 |
Nihonium
(atomic number 113) |
| Oldham, Richard Dixon |
1906 |
Earth interior |
| Olovnikov, Alexey |
1971 - 1977 |
Telomere |
| Onnes, Heike Kamerlingh |
1911 |
Superconductivity |
| Onsager, Lars |
1930 - 2014 |
Quasiparticles: Quantum vortex |
| Oort, Jan |
1950 |
Oort cloud |
| Ørsted, Hans Christian |
1791, 1820 |
Galvanometer |
| 1820 |
Electromagnetism |
| 1821, 1834 |
Thermoelectric effect |
| 1825, 1827 |
Aluminium
(atomic number 13) |
| Osborne, Denis G. |
1963 |
Mpemba effect |
| Osborne, Thomas Burr |
1913 - 1930 |
Vitamin discoveries: A and B |
| Otto, F. J. |
1846 |
Guncotton |
| Otto, Nikolaus |
1678 - 1876 |
Internal combustion engine |
| Oughtred, William |
2400 BCE - 1820 CE |
Computing devices |
| Owen, Richard |
1842 |
Dinosaur |
| 1860 |
Archaeopteryx |
| Owens, Robert Bowie |
1899 - 1910 |
Radon
(atomic number 86) |
| Ozawa, Akira |
2012 |
Nihonium
(atomic number 113) |
| Pacini, Filippo |
1854, 1884 |
Vibrio cholerae |
| Palaeolithic people |
99,000-13,000 BCE |
Pigment |
| Palmieri, Luigi |
1868 - 1895 |
Helium
(atomic number 2) |
| Pander, Heinz Christian |
1817 |
Germ layers |
| Papin, Denis |
1678 - 1876 |
Internal combustion engine |
| 1679 |
Pressure cooker, safety valve |
| Paracelsus |
1526 |
Bismuth
(atomic number 83),
Zinc
(atomic number 30) |
| 1538 |
Toxicology |
| Parkes, Alexander |
1862 |
Celluloid |
| Parkinson, Bradford |
1978 |
Global Positioning System |
| Parson, Alfred Lauck |
1915 |
Parson magneton |
| Parsons, William |
1845 |
Spiral galaxies |
| Pascal, Blaise |
2400 BCE - 1820 CE |
Computing devices |
| 1643 |
Atmospheric pressure |
| 1654 |
Probability theory |
| Paschen, Friedrich |
1889 |
Paschen’s law |
| Pasteur, Louis |
1878 |
Germ theory |
| 1880 - 1881 |
Anthrax vaccine |
| 1881 |
Streptococcus pneumoniae |
| 1885 |
Rabies vaccine |
| Pauli, Wolfgang |
1925, 1926 |
Pauli exclusion principle/Exchange interaction |
| 1956 |
Neutrino |
| Pauling, Linus |
1949 |
Sickle-cell disease |
| Pavlov, Ivan |
1904 |
Conditioned reflexes |
| Peckham, George and Elizabeth |
1889 |
Aggressive mimicry |
| Peierls, Rudolf |
1942 |
Nuclear energy |
| Péligot, Eugène-Melchoir |
1789, 1841 |
Uranium
(atomic number 92) |
| Peltier, Jean Charles Athanase |
1834 |
Peltier effect |
| Perey, Marguerite |
1939 |
Francium
(atomic number 87) |
| Perkin, William Henry |
1856 |
Mauve |
| Perkins, Jacob |
1805 - 1876 |
Vapor-compression refrigeration |
| Perl, Martin Lewis |
1971 - 1977 |
Tau |
| Perrier, Carlo |
1937 |
Technetium
(atomic number 43) |
| Perrin, Jean Baptiste |
1811, 1909 |
Avogadro constant |
| 1908 |
Brownian motion |
| Perutz, Max |
1958 - 1959 |
Protein crystallography |
| Petri, Carl Adam |
1962 |
Petri net |
| Piaget, Jean |
1924 |
Child development |
| Piazzi, Giuseppe |
1801 |
Discovery of an asteroid |
| Picard, Jean |
1671 |
Surveying the earth |
| Pickard, Greenleaf Whittier |
1874, 1904 |
Crystal diode |
| Pincus, Gregory |
1944 - 1960 |
The pill |
| Pines, David |
1930 - 2014 |
Quasiparticles: Plasmon |
| Pirro, Jean |
1839 - 1887 |
International auxiliary language: Universalglot |
| Pitts, Walter |
1943 |
Neural networks |
| Planck, Max |
1900 |
Planck constant |
| 1900 |
Quanta |
| Planté, Gaston |
1859, 1881 |
Lead-acid battery |
| von Platen, Baltzar |
1922, 1926 |
Absorption refrigerator |
| Playfair, William |
1644 - 1869 |
Infographics |
| Poggendorff, Johann Christian |
1841 |
Potentiometer |
| Poincaré, Henri |
1736 - 1895 |
Topology |
| 1903 |
Chaos theory |
| 1904 |
Lorentz transformations |
| Polder, Dirk |
1948 |
Casimir effect |
| Poleni, Giovanni |
2400 BCE - 1820 CE |
Computing devices |
| Pollak, Karol |
1896 |
Diode bridge |
| Pollender, Aloys |
1876 |
Bacillus anthracis |
| Polyakov, A. N. |
2000 |
Livermorium
(atomic number 116) |
| 2004 |
Moscovium
(atomic number 115) |
| 2006 |
Oganesson
(atomic number 118) |
| 2009 |
Tennessine
(atomic number 117) |
| Polybius |
118 BCE - 1953 |
Cipher: Polybius square |
| Popeko, Andre Georgievich |
1999 - 2007 |
Flerovium
(atomic number 114) |
| Poppensieker, Klaus |
1982 |
Meitnerium
(atomic number 109) |
| 1984 |
Hassium
(atomic number 108) |
| Porter, C. E. |
2009 |
Tennessine
(atomic number 117) |
| Poulton, Edward Bagnall |
1890 |
Aposematism |
| Powell, Cecil |
1934, 1947 |
Meson |
| Power, Henry |
1662 |
Boyle’s law |
| Prandtl, Ludwig |
1904 |
Boundary layer |
| Priestley, Joseph |
1774 |
Combustion
(Oxygen - atomic number 8) |
| de Prony, Gaspard |
1817 |
Kater’s pendulum |
| Prout, William |
1815 |
Prout’s hypothesis |
| Ptolemy, Claudius |
140 |
Geocentrism |
| Punnett, Reginald |
1904 |
Genetic linkage |
| Pupin, Mihajlo |
1899 |
Loading coil |
| Purkyně, Jan Evangelista |
1846 - 1868 |
Protoplasm |
| Pythagoras |
495 BCE |
Proof of the Pythagorean theorem |
| 1637 |
Mersenne’s laws |
| Qvist, Bengt Andersson |
1778, 1781 |
Molybdenum
(atomic number 42) |
| Radushkevich, L. V. |
1952 - 1991 |
Fullerene |
| Ramayya, A. V. |
2009 |
Tennessine
(atomic number 117) |
| Ramsay, William |
1868 - 1895 |
Helium
(atomic number 2) |
| 1894 |
Argon
(atomic number 18) |
| 1898 |
Krypton
(atomic number 36) |
| 1898 |
Neon
(atomic number 10) |
| 1898 |
Xenon
(atomic number 54) |
| 1899 - 1910 |
Radon
(atomic number 86) |
| Rayer, Pierre François Olive |
1876 |
Bacillus anthracis |
| Rayleigh, John William Strutt, Lord |
1894 |
Argon
(atomic number 18) |
| de Réaumur, René Antoine Ferchault |
1730 |
Réaumur scale |
| Redi, Francesco |
1668 |
Parasites |
| Reich, Ferdinand |
1863 |
Indium
(atomic number 49) |
| von Reichenstein, Franz-Joseph Müller |
1782 |
Tellurium
(atomic number 52) |
| Reines, Frederick |
1956 |
Neutrino |
| Willibrord Reisdorf |
1981 |
Bohrium
(atomic number 107) |
| 1982 |
Meitnerium
(atomic number 109) |
| 1984 |
Hassium
(atomic number 108) |
| Reynolds, Osborne |
1851 |
Reynolds number |
| 1879 |
Thermal transpiration |
| Remak, Robert |
1839 |
Cell theory |
| Rezzolla, Luciano |
2013 |
Blitzar |
| Richer, Jean |
1671 |
Gravimetry |
| Richter, Hieronymous Theodor |
1863 |
Indium
(atomic number 49) |
| Riemann, Bernhard |
1829 |
Non-Euclidean geometry |
| Riley, F. D. |
2009 |
Tennessine
(atomic number 117) |
| del Río, Andrés Manuel |
1803 |
Vanadium
(atomic number 23) |
| de Rivaz, François Isaac |
1678 - 1876 |
Internal combustion engine |
| Robbins, Frederick Chapman |
1955 |
Polio vaccine |
| Roberto, James B. |
2009 |
Tennessine
(atomic number 117) |
| Robins, Benjamin |
1672, 1742, 1852 |
Magnus effect |
| de Rochas, Alphonse Beau |
1678 - 1876 |
Internal combustion engine |
| Rock, John |
1944 - 1960 |
The pill |
| Rohach, Jozef |
1999 - 2007 |
Flerovium
(atomic number 114) |
| Roloff, Johann Christoff Heinrich |
1817 |
Cadmium
(atomic number 48) |
| Rømer, Ole |
1676 |
Speed of light |
| 1701 |
Rømer scale |
| Roots, Francis Marion |
1860 |
Roots blower |
| Roots, Philander |
1860 |
Roots blower |
| Ronalds, Francis |
1816 |
Electrical telegraph |
| Röntgen, Wilhelm |
1895 |
X-rays |
| Roscoe, Henry Enfield |
1867 |
Vanadium
(atomic number 23) |
| Rose, Heinrich |
1801 |
Niobium
(atomic number 41) |
| Rosenkranz, George |
1944 - 1960 |
The pill |
| Ross, Ronald |
1897 |
Malarial parasite |
| Rossby, Carl-Gustaf |
1939 |
Rossby wave |
| Rossignol, Antoine and Bonaventure |
118 BCE - 1953 |
Cipher: Great cipher |
| Roux, Pierre Paul Émile |
1885 |
Rabies vaccine |
| Russell, Henry Norris |
1920 |
Stellar evolution |
| Rutherford, Daniel |
1772 |
Nitrogen
(atomic number 7) |
| Rutherford, Ernest |
1896 |
Radioactivity |
| 1896, 1902 |
Magnetic detector |
| 1913 |
Atom |
| 1899 - 1910 |
Radon
(atomic number 86) |
| Rykaczewski, M. A. |
2009 |
Tennessine
(atomic number 117) |
| Rykaczewski, K. P. |
2009 |
Tennessine
(atomic number 117) |
| Sabin, Albert |
1955 |
Polio vaccine |
| Sagaidak, Roman Nikolaevich |
1999 - 2007 |
Flerovium
(atomic number 114) |
| 2009 |
Tennessine
(atomic number 117) |
| Sagnac, Georges |
1911 - 1920 |
Sagnac effect |
| Sahl, Ibn |
984, 1602, 1621, 1637 |
Snell’s law |
| Christoph-Clemens Sahm |
1981 |
Bohrium
(atomic number 107) |
| 1982 |
Meitnerium
(atomic number 109) |
| Salk, Jonas |
1955 |
Polio vaccine |
| Salpeter, Edwin |
1962 - 1964 |
Quasar |
| Santorio, Santorio |
1614 |
Metabolism |
| Sanger, Margaret |
1944 - 1960 |
The pill |
| Saro, S. |
1999 - 2007 |
Flerovium
(atomic number 114) |
| Sacha, Krzysztof |
2017 |
Time crystal |
| Sato, Nozomi |
2012 |
Nihonium
(atomic number 113) |
| Saunders, Edith Rebecca |
1904 |
Genetic linkage |
| Sawatzky, George |
1930 - 2014 |
Quasiparticles: Orbiton |
| Schaaffhausen, Hermann |
1856 |
Neanderthal man |
| Schiaparelli, Giovanni |
1877 |
Canals on Mars |
| Schipfer, Joseph |
1839 - 1887 |
International auxiliary language: Communicationssprache |
| Schleiden, Matthias Jakob |
1839 |
Cell theory |
| Scheele, Carl Wilhelm |
1774 |
Combustion
(Oxygen - atomic number 8) |
| 1770 - 1774 |
Manganese
(atomic number 25) |
| 1774, 1808 |
Barium
(atomic number 56) |
| 1774, 1810 |
Chlorine
(atomic number 17) |
| 1778, 1781 |
Molybdenum
(atomic number 42) |
| 1810 |
Chlorine |
| Schleyer, Johann Martin |
1839 - 1887 |
International auxiliary language: Volapük |
| Schmidt, Johannes |
1922 |
Eel metamorphosis |
| Karl-Heinz Schmidt |
1981 |
Bohrium
(atomic number 107) |
| 1982 |
Meitnerium
(atomic number 109) |
| 1984 |
Hassium
(atomic number 108) |
| Schmidt, Maarten |
1962 - 1964 |
Quasar |
| J. R. H. Schneider |
1981 |
Bohrium
(atomic number 107) |
| W. F. W. Schneider |
1981 |
Bohrium
(atomic number 107) |
| Schött, H. J. |
1984 |
Hassium
(atomic number 108) |
| 1994 |
Darmstadtium
(atomic number 110) |
| 1994 |
Roentgenium
(atomic number 111) |
| 1996 |
Copernicium
(atomic number 112) |
| Schrödinger, Erwin |
1925 |
Wave-particle duality |
| 1926 |
Schrödinger equation |
| 1930 |
Zitterbewegung |
| Schönbein, Christian Friedrich |
1846 |
Guncotton |
| Schrieffer, John Robert |
1957 |
BCS theory |
| Schwabe, Heinrich |
1843 |
Sunspot cycle |
| Schwann, Theodor |
1839 |
Cell theory |
| Schwarzschild, Karl |
1916 |
Schwartzchild radius |
| Schweigger, Johann |
1791, 1820 |
Galvanometer |
| Schwinger, Julian |
1948 |
Quantum electrodynamics |
| Scoville, Wilbur |
1912 |
Scoville scale |
| Seaborg, Glenn T. |
1940 |
Plutonium
(atomic number 94) |
| 1944 |
Curium
(atomic number 96) |
| 1944 |
Americium
(atomic number 95) |
| 1949 |
Berkelium
(atomic number 97) |
| 1950 |
Californium
(atomic number 98) |
| 1952 |
Mendelevium
(atomic number 101) |
| 1958 |
Nobelium
(atomic number 102) |
| 1974 |
Seaborgium
(atomic number 106) |
| Seebeck, Thomas Johann |
1821, 1834 |
Thermoelectric effect |
| Sefström, Nils Gabriel |
1830 |
Vanadium
(atomic number 23) |
| Segrè, Emilio |
1937 |
Technetium
(atomic number 43) |
| 1940 |
Astatine
(atomic number 85) |
| Setterberg, Carl |
1860, 1882 |
Caesium
(atomic number 55) |
| Shannon, Claude |
1948 |
Information theory |
| Shapley, Harlow |
1918 |
The universe |
| Sharp, Tom |
2018 |
Shɑrpεn |
| Shaughnessy, Dawn |
2004 |
Moscovium
(atomic number 115) |
| 2006 |
Oganesson
(atomic number 118) |
| 2009 |
Tennessine
(atomic number 117) |
| Shchegolev, V. A.
|
1958 |
Nobelium
(atomic number 102) |
| 1961 - 1971 |
Lawrencium
(atomic number 103) |
| Shirokovsky, I. V. |
2000 |
Livermorium
(atomic number 116) |
| 2004 |
Moscovium
(atomic number 115) |
| 2006 |
Oganesson
(atomic number 118) |
| 2009 |
Tennessine
(atomic number 117) |
| Shockley, William |
1947 |
Transistor |
| Siemens, Carl Wilhelm |
1871 |
Resistance thermometer |
| Sikkeland, Torbjørn |
1958 |
Nobelium
(atomic number 102) |
| 1961 - 1971 |
Lawrencium
(atomic number 103) |
| Skinner, B. F. |
1938 |
Radical behaviorism |
| Skobelev, Nikolai Konstantinovich |
1970 |
Dubnium
(atomic number 105) |
| Skyrme, Tony |
1930 - 2014 |
Quasiparticles: Skyrmion |
| Smalley, Richard |
1952 - 1991 |
Fullerene |
| Smith, J. L. B. |
1938 |
Coelacanth |
| Smith, William |
1815 |
Fossil sequences |
| Snellius, Willebrord |
984, 1602, 1621, 1637 |
Snell’s law |
| Snow, John |
1854 |
Cholera and the pump |
| Sobrero, Ascanio |
1847 |
Nitroglycerin |
| Soddy, Frederick |
1896 |
Radioactivity |
| 1913 |
Radioactive displacement law |
| 1913 - 1918 |
Protactinium |
| 1922 |
Isotope |
| Sommerfeld, Arnold |
1851 |
Reynolds number |
| Soret, Jacques-Louis |
1878 - 1879 |
Holmium
(atomic number 67) |
| Spallanzani, Lazzaro |
1765 |
Spontaneous generation |
| Spence, Frances |
1946 |
ENIAC |
| Stanier, Roger |
1925, 1962 |
Prokaryote and eukaryote |
| Stark, Johannes |
1845 - 1913 |
Magneto-optic and electro-optic effects |
| Stefan, Josef |
1879 |
Stefan-Boltzmann law |
| Steno, Nicolas |
1669 |
Stratigraphy |
| Sternberg, George Miller |
1881 |
Streptococcus pneumoniae |
| Stevens, Nettie Maria |
1910 |
Genes |
| Stirling, Robert |
1816 |
Stirling engine |
| Stokes, George Gabriel |
1847 |
Stokes drift |
| 1851 |
Reynolds number |
| Stookey, S. Donald |
1953 |
CorningWare |
| Størmer, Carl |
1908 - 1958 |
Van Allen belts |
| Störmer, Horst Ludwig |
1930 - 2014 |
Quasiparticles: Fractional quantum Hall effect |
| Stoyer, Mark A. |
2000 |
Livermorium
(atomic number 116) |
| 2004 |
Moscovium
(atomic number 115) |
| 2006 |
Oganesson
(atomic number 118) |
| 2009 |
Tennessine
(atomic number 117) |
| Stoyer, Nancy J. |
2000 |
Livermorium
(atomic number 116) |
| 2004 |
Moscovium
(atomic number 115) |
| 2006 |
Oganesson
(atomic number 118) |
| Strasburger, Eduard |
1878 |
Mitosis |
| Strassmann, Fritz |
1942 |
Nuclear energy |
| Street, Kenneth, Jr. |
1950 |
Californium
(atomic number 98) |
| Stromeyer, Friedrich |
1817 |
Cadmium
(atomic number 48) |
| Sturtevant, Alfred Henry |
1910 |
Genes |
| Subbotin, V. G. |
2000 |
Livermorium
(atomic number 116) |
| 2004 |
Moscovium
(atomic number 115) |
| 2006 |
Oganesson
(atomic number 118) |
| 2009 |
Tennessine
(atomic number 117) |
| Suda, Toshimi |
2012 |
Nihonium
(atomic number 113) |
| Sudowe, R. |
2009 |
Tennessine
(atomic number 117) |
| Sueki, Keisuke |
2012 |
Nihonium
(atomic number 113) |
| Suess, Eduard |
1885 |
Mountain formation |
| Sukhov, A. M. |
2000 |
Livermorium
(atomic number 116) |
| 2004 |
Moscovium
(atomic number 115) |
| 2006 |
Oganesson
(atomic number 118) |
| 2009 |
Tennessine
(atomic number 117) |
| Sulzer, Friedrich Gabriel |
1790, 1808 |
Strontium
(atomic number 38) |
| Sutton, Walter |
1902 |
Boveri-Sutton chromosome theory |
| Swammerdam, Jan |
1669 |
Epigenesis |
| Szent-Györgyi, Albert |
1913 - 1930 |
Vitamin discoveries: C |
| Szilard, Leo |
1922, 1926 |
Absorption refrigerator |
| Szostak, Jack W. |
1971 - 1977 |
Telomere |
| Tacke, Ida |
1908, 1925 |
Rhenium
(atomic number 75) |
| Tait, Peter Guthrie |
1771, 1885 |
Knot theory |
| Tamm, Igor |
1930 - 2014 |
Quasiparticles: Phonon |
| 1932 |
Phonon |
| 1934 |
Cherenkov radiation |
| Teisserenc de Bort, Léons |
1902 |
Stratosphere |
| Teitelbaum, Ruth |
1946 |
ENIAC |
| Temin, Howard |
1970 |
Reverse transcriptase |
| Tennant, Smithson |
1750 |
Platinum
(atomic number 78) |
| 1804 |
Platinum group metals
(atomic numbers 76 and 77) |
| Ter-Akopian, G. M. |
1961 - 1971 |
Lawrencium
(atomic number 103) |
| Tesla, Nikola |
1705, 1894 |
Gas-discharge lamp |
| 1913 |
Tesla turbine |
| Thales of Miletus |
546 BCE |
Thales’ theorem |
| 546 BCE |
Triboelectric effect |
| Thénard, Louis Jacques |
1808 |
Boron
(atomic number 5) |
| 1823 |
Silicon
(atomic number 14) |
| Theophrastus |
320 BCE |
Botany |
| Thompson, Benjamin |
1847 |
Laws of thermodynamics |
| Thompson, Christopher |
1992 |
Magnetar |
| Thompson, Stanley Gerald |
1949 |
Berkelium
(atomic number 97) |
| 1950 |
Californium
(atomic number 98) |
| 1952 |
Mendelevium
(atomic number 101) |
| Thomson, Joseph John |
1897 |
Electron |
| Thomson, James |
1855, 1865 |
Marangoni effect |
| Thomson, Thomas |
1823 |
Silicon
(atomic number 14) |
| Thorne, Kip |
1967 |
LIGO |
| B. Thuma |
1981 |
Bohrium
(atomic number 107) |
| Tinbergen, Nikolaas |
1935 |
Instincts |
| Tipu Sultan |
1780 |
Mysorean rockets |
| Tokanai, Fuyuki |
2012 |
Nihonium
(atomic number 113) |
| Tolpygo, Kirill |
1930 - 2014 |
Quasiparticles: Polariton |
| 1961 |
Flexoelectricity |
| Tomonaga, Shin'ichirō |
1930 - 2014 |
Quasiparticles: Holon and spinon |
| 1948 |
Quantum electrodynamics |
| Tonks, Lewi |
1928 - 1929 |
Plasma oscillation |
| Torricelli, Evangelista |
1643 |
Atmospheric pressure |
| Toussaint, Jean Joseph Henri |
1880 - 1881 |
Anthrax vaccine |
| Towneley, Richard |
1662 |
Boyle’s law |
| Townes, Charles Hard |
1917 - 1960 |
Stimulated emission |
| Townsend, John Sealy |
1897 |
Townsend discharge |
| 1935 |
Geiger counter |
| Travers, Morris |
1898 |
Krypton
(atomic number 36) |
| 1898 |
Neon
(atomic number 10) |
| 1898 |
Xenon
(atomic number 54) |
| Trillat, Auguste |
1893 |
Galalith |
| Trithemius, Johannes |
1499 |
Steganography |
| Troost, Louis Joseph |
1801 |
Niobium
(atomic number 41) |
| Tsai, Yung-su |
1971 - 1977 |
Tau |
| Tsui, Daniel |
1930 - 2014 |
Quasiparticles: Fractional quantum Hall effect |
| Tsyganov, Yu. S. |
2000 |
Livermorium
(atomic number 116) |
| 2004 |
Moscovium
(atomic number 115) |
| 2006 |
Oganesson
(atomic number 118) |
| 2009 |
Tennessine
(atomic number 117) |
| Turing, Alan |
1946 |
Computer |
| 1950 |
Turing test |
| 1952 |
Turing pattern |
| Twining, Alexander |
1805 - 1876 |
Vapor-compression refrigeration |
| Twort, Frederick |
1915, 1917 |
Bacteriophage |
| Tyndall, John |
1863 |
Greenhouse effect |
| Ulam, Stanislaw |
1948 |
Cellular automaton |
| de Ulloa, Antonio |
1750 |
Platinum
(atomic number 78) |
| Urbain, Georges |
1878, 1907 |
Ytterbium
(atomic number 70) |
| 1907 |
Lutetium
(atomic number 71) |
| Urey, Harold |
1931 |
Deuterium |
| 1953 |
Abiogenesis |
| Urquhart, Thomas |
1647 - 1678 |
Philosophical language: Logopandecteision |
| Utyonkov, V. K. |
2000 |
Livermorium
(atomic number 116) |
| 2006 |
Oganesson
(atomic number 118) |
| 2009 |
Tennessine
(atomic number 117) |
| Vail, Alfred |
1833 |
Electrical telegraph |
| Valasek, Joseph |
1920 |
Ferroelectricity |
| Van Allen, James |
1908 - 1958 |
Van Allen belts |
| Vandermonde, Alexandre-Théophile |
1771, 1885 |
Knot theory |
| Vavilov, Nikolai Ivanovich |
1923 |
Crop diversity |
| Vavilov, Sergey Ivanovich |
1934 |
Cherenkov radiation |
| Vernier, Pierre |
1631 |
Vernier scale |
| Le Verrier, Urbain Jean Joseph |
1846 |
Discovery of Neptune |
| Vesalius, Andreas |
1543 |
Human anatomy |
| Villard, Paul Ulrich |
1900 |
Gamma ray |
| da Vinci, Leonardo |
1450, 1481 |
Hygrometer |
| 1485 |
Parachute |
| 1699 |
Tribology |
| de Villeneuve, Joachim Faiguet |
1839 - 1887 |
International auxiliary language: Langue nouvelle |
| Virchow, Rudolf |
1839 |
Cell theory |
| 1858 |
Communities of cells |
| Volta, Alessandro |
1799 |
Electric battery |
| Voigt, Woldemar |
1845 - 1913 |
Magneto-optic and electro-optic effects |
| Voinov, A. A. |
2009 |
Tennessine
(atomic number 117) |
| Vostokin, G. K. |
2009 |
Tennessine
(atomic number 117) |
| De Vries, Hugo |
1909 |
Mutationism |
| van der Waals, Johannes Diederik |
1873 |
Changes of state |
| Walcott, Charles Doolittle |
1909 |
Burgess shale |
| Wald, George |
1956 |
Visual phototransduction |
| von Waldeyer-Hartz, Wilhelm |
1878 |
Mitosis |
| Wallace, Alfred Russel |
1859 |
Wallace line |
| 1890 |
Aposematism |
| Wallis, John |
1656 |
Infinite and infinitesimal |
| Walton, John R. |
1958 |
Nobelium
(atomic number 102) |
| Watson, James |
1953 |
DNA structure |
| Watt, James |
1765 |
Steam engine |
| Weber, Wilhelm Eduard |
1833 |
Electrical telegraph |
| Wedgwood, Josiah |
1783 |
Wedgwood scale |
| Wegener, Alfred Lothar |
1912 |
Continental drift |
| Wenham, Francis Herbert |
1871 |
Wind tunnel |
| Weiss, Pierre |
1907 |
Magnetic domain |
| 1911 |
Weiss magneton |
| Weiss, Rainer |
1967 |
LIGO |
| von Weizsäcker, Carl Friedrich |
1920 |
Stellar evolution |
| Weller, Thomas Huckle |
1955 |
Polio vaccine |
| Wells, Horace |
1842 - 1846 |
Anesthesia |
| Wheatstone, Charles |
118 BCE - 1953 |
Cipher: Playfair cipher |
| 1833, 1843 |
Wheatstone bridge |
| 1838 |
Electrical telegraph |
| Whewell, William |
1833 |
“Scientist” |
| Whipple, George |
1913 - 1930 |
Vitamin discoveries: B12 |
| Whitehurst, John |
1772, 1796 |
Hydraulic ram |
| Wilcke, Johan Carl |
1757 |
Triboelectric series |
| Wilczek, Frank |
2017 |
Time crystal |
| Wilk, P. A. |
2009 |
Tennessine
(atomic number 117) |
| Wilkins, John |
1647 - 1678 |
Philosophical language: Real Character |
| 1668 |
Metric system |
| Winkler, Clemens |
1886 |
Germanium
(atomic number 32) |
| Wilson, E. O. |
1975 |
Sociobiology |
| Windaus, Adolf |
1913 - 1930 |
Vitamin discoveries: D |
| Winkel, Dietrich Nikolaus |
1814 - 1815 |
Metronome |
| Woese, Carl |
1999 |
Three-domain system |
| Wollaston, William Hyde |
1804 |
Platinum group metals |
| Wöhler, Friedrich |
1828 |
Synthesis of urea |
| Wright, Orville |
1903 |
Airplane |
| Wright, Sewall |
1918 |
Neo-Darwinism |
| 1922 |
Coefficient of relationship |
| Wright, Wilbur |
1903 |
Airplane |
| Yamaguchi, Takayuki |
2012 |
Nihonium
(atomic number 113) |
| Yang, Chen-Ning |
1956 |
Parity violation |
| Yao, Norman |
2017 |
Time crystal |
| Yeremin, A. V. |
2004 |
Moscovium
(atomic number 115) |
| Yi Xing |
2400 BCE - 1820 CE |
Computing devices |
| Yoneda, Akira |
2012 |
Nihonium
(atomic number 113) |
| Yoshida, Atsushi |
2012 |
Nihonium
(atomic number 113) |
| Young, Thomas |
1800 |
Wave nature of light |
| Yukawa, Hideki |
1934, 1947 |
Meson |
| Zamenhof, L. L. |
1839 - 1887 |
International auxiliary language: Esperanto |
| Zeeman, Pieter |
1845 - 1913 |
Magneto-optic and electro-optic effects |
| Zeldovich, Yakov |
1962 - 1964 |
Quasar |
| Zhabotinsky, Anatoly |
1951 |
Chemical oscillations |
| Zimmermann, Phil |
1976 - 1991 |
Public-key cryptography |
| Zvara, I. |
1961 - 1971 |
Lawrencium
(atomic number 103) |
| Zweig, George |
1964 |
Quark |
| Zwicky, Fritz |
1933 |
Neutron star |