SCIENTIST OF THE DAY


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AUGUST 20
Swedish chemist, Jöns von Berzelius, was born on August 20, 1779. He is specially noted for his discovery of cerium, selenium and thorium, and for the isolation of silicon, zirconium and titanium among other new elements.
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AUGUST 19
American inventor, Orville Wright, was born on August 19, 1871. He made the first controlled, powered, manned flight that lasted just 12 seconds.
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AUGUST 18
Zealand-born scientist, William Butement, was born on August 18, 1904. He made extensive contributions to radar development in Great Britain during World War II.
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AUGUST 17
French mathematician, Pierre de Fermat, was born on August 17, 1601. He contributed to the theory of numbers with Fermat's Last Theorem, which baffled mathematicians for almost 350 years until it was proved in 1995.
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AUGUST 16
Luxembourgish physicist, Gabriel Lippmann, was born on August 16, 1845. He invented the method of reproducing colors photographically based on the phenomenon of interference.
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AUGUST 15
American chemist, Richard Fred Heck, was born on August 15, 1931. He is noted for the discovery and development of the Heck reaction, which uses palladium to catalyze organic chemical reactions.
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AUGUST 14
Swiss Chemist, Richard Ernst, was born on August 14, 1933. He developed a high-resolution nuclear magnetic resonance spectrum to analyze the structure of molecules.
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AUGUST 13
English biochemist, Frederick Sanger, was born on August 13, 1918. He discovered the structure of proteins, especially that of insulin. He contributed to determine the base sequence of DNA molecules.
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AUGUST 12
Austrian physicist, Erwin Schrödinger, was born on August 12, 1887. He contributed to the wave theory of matter and to other fundamentals of quantum mechanics. He proposed the famous thought experiment "Schrodinger's Cat".
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AUGUST 11
Dutch physiologist, Christiaan Eijkman, was born on August 11, 1858. He demonstrated that the lack of vitamins in our diet produce serious diseases such as beriberi.
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AUGUST 10
Swedish biochemist, Arne Wilhelm Tiselius, was born on August 10, 1902. He developed synthetic blood plasma.
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AUGUST 9
Italian physicist and chemist, Amadeo Avogadro, was born on August 9, 1776. Avogadro´s law states that equal volumes of gases at the same temperature and pressure contain the same number of molecules regardless of their chemical nature and physical properties.
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AUGUST 8
English biologist, William Bateson, was born on August 8, 1861. Bateson translated Mendel's hybridization works into English. He founded and named the science of genetics to describe the study of heredity and biological inheritance.
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AUGUST 7
British archaeologist and paleoanthropologist, Louis Leakey, was born on August 7, 1903. While in in Africa, he made unprecedented discoveries of hominids, among them is H. habilis,
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AUGUST 6
Scottish physician, Alexander Fleming, was born on August 6, 1881. He discovered a bacteria-destroying enzyme, which he named lysozyme. He observed the effects of penicillin, developed from the Penicillium chrysogenum mold.
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AUGUST 5
NASA American astronaut, Neil Alden Armstrong, was born on August 5, 1930. Armstrong was the commander of the Apollo 11 mission on July 20, 1961, and he became the first human to walk on the surface of the moon.
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AUGUST 4
British mathematician, John Venn, was born on August 4, 1834. He is known as the inventor of pictorial representation of sets. These diagrams show virtually the most common operations in set theory.
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AUGUST 3
American inventor, Elisha Graves Otis, was born on August 2, 1811. He invented a safety device that prevents elevators from falling if the hoisting cable fails.
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AUGUST 2
Irish physicist, John Tyndall, was born on August 2, 1820. He studied the phenomenon of light scattering caused by tiny particles as a light beam passes through a colloid. (The Tyndall effect)
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AUGUST 1
French naturalist, Jean Baptiste de Lamarck, was born on August 1, 1744. He developed the theory of biological evolution. In 1802, he coined the term biology to name the science of living beings.
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