Топ-100 ★ Free online encyclopedia. Did you know? page 228

★ Free online encyclopedia. Did you know? page 228


Philosophy of science

Philosophy of science in the field of philosophy concerned foundations, methods and implications of science. The Central research questions concern what qualifies as science, the relevance of scientific theories and the ultimate goal of science. ...


Social science

Social science is the branch of science devoted to the study of human society and relationships between people in those societies. This term was previously used to refer to the field of sociology, the original "science of society", created in the ...


Natural science

Natural science is a branch of science concerned description, prediction and understanding natural phenomena, based on empirical observations and experiments. Mechanisms such as peer review and repeatability of results are used to try to ensure t ...


Engineering physics

Engineering physics or engineering science, refers to the study of the combined disciplines of physics, mathematics, biology, social Sciences, and technical, especially computer, nuclear, electrical, electronic, aerospace materials and engineerin ...


1769 in science

William Wales and Joseph dymond to Prince of Wales Fort on Hudson Bay. Pingre, Alexander guy in Haiti. March 4 – French astronomer Charles Messier first records the Orion Nebula, Messier 42. James cook and Charles green to Tahiti. June 3 – transi ...


1832 in science

Isidore Geoffroy Saint-Hilaire, begins publication History générale Et particulier de anomalies de l organisation Chez Les human and animal, in a key text on teratology. Dr. Thomas bell starts the publication of a monograph Testudinata, the first ...


1844 in science

Joseph Dalton hooker begins publishing the botany of the Antarctic voyage of H. M. discovery ships Erebus and terror. 1839-1843 in London. July 3 – the last probably recorded a couple huge auks Pinguinus impennis kill on the Icelandic island of e ...


1899 in science

The refracting telescope of 80 cm is made at the Potsdam Observatory. December 2 – during a new moon, a near-Grand conjunction of the classical planets and several binocular bodies in the Solar system occur. The sun, Moon, mercury, Mars and Satur ...


1941 in science

George wells Beadle and Edward Lawrie Tatum publish "genetic control of biochemical reactions in neurospora", which indicates that specific genes code for specific proteins. Field, John William field, develops a stain for detecting malaria parasites.


1993 in science

December 2 – launched on STS-61. This space Shuttle mission to the space telescope Hubble HST does not install the corrective optics, as well as updates that not only allow the telescope to focus properly, and increase / purity in the original de ...


1806 in science

Pierre Andre Latreille begins publication in France of the genera crustaceorum Et insectorum, secundum ordinem naturalem in the ut familias disposita. Publication begins in London flora Graeca, collected by John Sibthorp.


1857 in science

Carl Wilhelm Siemens patented the Siemens cycle. Aug Kakolewski assumes that carbon is tetravalent, or forms four chemical bonds. Robert Bunsen invented a device for measuring effusion.


1879 in science

British childrens writer and Amateur astronomer Agnes Giberne publishes a popular illustrated book Sun, Moon and stars: Astronomy for beginners, which sells 24.000 copies on both sides of the Atlantic in twenty years.


1924 in science

November 23 – Edwin Hubble announced his discovery that Andromeda, previously considered to be a nebula, is actually another galaxy and that the milky Way is just one of many such galaxies in the Universe. Einstein tower near Potsdam, Germany, de ...


1927 in science

Fritz London and Walter Heitler apply quantum mechanics to explain covalent bond in the hydrogen molecule, which marks the birth of quantum chemistry.


1935 in science

Vitamin E was first isolated in pure form from the Gladys Anderson Emerson at the University of California, Berkeley. April 13 – Dorothy Hodgkin publishes his first solo paper, the technique of x-ray crystallography of insulin. February 28–March ...


1624 in science

Henry Briggs publishes the year Logarithmica. Edmund Gunter produces a description and use of sector, cross-staffe, and other instruments for such as are diligent mathematical practice, notable for being published in the English language as a pra ...


1633 in science

June 22 – Galileo Galilei, Italian scientist condemned by the Inquisition of heresy for his book dialogue concerning the two chief world systems. He is sentenced to house arrest for the rest of his life.


1649 in science

Frans van Schooten publishes the first Latin version of Rene Descartes La geometrie website. His comment makes the work accessible to the General mathematical community. The Latin version also includes Florimond de Beaunes notes brieves, the firs ...


1660 in science

28 November – at Gresham College in London, twelve men, including Christopher Wren, Robert Boyle, John Wilkins, Robert Moray, meet me after the lecture Ren and determination found a "College for the promoting of physico-Mathematicall Experimental ...


1956 in science

Records of Wesley K. Whitten eight cells of developing mouse oocytes to the blastocyst stage in vitro. March – Denham Harman proposes the free radical theory of aging.


1519 in science

"Miller Atlas", produced in Portugal. September 20 – Ferdinand Magellans fleet sets sail from sanlúcar de Barrameda to find a way westabout to Asia.


1654 in science

Sicilian astronomer Giovanni Battista Hodierna publishes de systemate Orbis hotel cometici, DECA admirandis Coeli characteribus, including the catalogue of comets and nebulae.


1688 in science

August 14 – Johann Leonhard Rost, German astronomer, died 1727. September 26 – with Willem Gravesande, a Dutch scholar, died 1742. January 29 – Emanuel Swedenborg, Swedish scientist and theologian died 1772. November 15 – Louis Bertrand Castel, F ...


1705 in science

Edmund Halley, in his synopsis called Cometicae, claims to have seen the comet in 1456, 1531, 1607, and 1682 were actually a single comet and correctly predicts that he would return in 1758.


1706 in science

John introduces the machines, quickly converge with inverse tangent series for PI π, which allows it to be computed to 100 decimal places. Proposes to use the symbol π is the Greek letter "PI", and the abbreviation on the perimeter to represent t ...


1711 in science

Giovanni CEVA publishes de Re Nummeraria about money matters, one of the first books on mathematical Economics. John Keill, writing in the journal of the Royal society and Isaac Newton suggested, a blessing, accused Gottfried Leibniz of plagiaris ...


1734 in science

George Berkeley publishes the analyst, an empiricist critique of the foundations of calculus of the infinitesimal quantities that influence the development of mathematics. Leonhard Euler introduces the integrating factor technique for solving fir ...


1742 in science

June Christian Goldbach produces Goldbachs conjecture. Colin Maclaurin published his treatise on Fluxion in the UK, the first systematic exposition of Newtons methods.


1743 in science

November 29 – Opening of C / 1743 X1, from the great comet of 1744 SIC., Jan de Munck at Middelburg, and later de city Chezeaux. and Klinkenberg.


1744 in science

Susanna Drurys illustrations of the giants in Northern Ireland, engraved by Francois Vivares in London, 1743-4, in the result of rock with the wider European notice.


1753 in science

May 1 – publication of large arborescent species of Linnaeus, the beginning of the formal scientific classification of plants. June – establishment in Florence, the Academy dei Georgofili, the worlds oldest society devoted to agronomy and scienti ...


1773 in science

October 13 – French astronomer Charles Messier discovers the whirlpool Galaxy photo interacting, Grand design spiral galaxy located approximately 23 million light-years away in the constellation Canes venatici. Lagrange presents his work on the s ...


1794 in science

Antonio Scarpa publishes neurologicae Tabulae ad illustrandam historiam cardiacorum nervorum, Noni nervorum cerebri, glossopharingei Et pharingei, the first work to give an accurate answer to the question of cardiac innervation, as well as the op ...


1798 in science

The element beryllium discovered by Louis Vauquelin as the oxide in beryl and emeralds. Friedrich Wohler and A. Bussy independently isolated the metal in 1828 in the interaction of potassium and chloride of beryllium.


1847 in science

August 13 – the English astronomer John Russell hind discovers the asteroid 7 iris from London. A new edition of the astrometric star catalogue the story of Celeste française published, from which the number of the Lalande star reference which co ...


1923 in science

Jun – Hermann Oberth publishes the rocket die ZU Den Planetenraumen "the rocket into interplanetary space". October 21 – the first official public showing of the planetarium projector Zeiss model in the German Museum in Munich.


1955 in science

Jan Oort confirms that the polarized light of the crab nebula is synchrotron radiation. December 14 – annular solar Eclipse. 29 November – a partial lunar Eclipse. June 20 – a total solar Eclipse is 7 min 8 sec duration, the longest between the 1 ...


1505 in science

Portuguese to reach the archipelago of the Comoros. Bermuda was discovered by Spanish Navigator Juan de Bermudez. 1505 or 1506 by the Portuguese Navigator gonçalo Alvares first glance, that would later be known as the Island of Gough.


1808 in science

Jöns Jakob Berzelius publishes Larbok I Kemien in which he proposes modern chemical symbols and notation, and concepts of relative atomic mass. Joseph Louis Gay-Lussac formulated the law of combining volumes for gases. Barium, calcium, magnesium, ...


1723 in science

George Graham discovers diurnal variations of Earth magnetic field. Antoine de Jussieu publishes de lOrigine and customs De-La-Pierre-de-zip on the origin of fossils, prehistoric stone tools and meteorites.


1751 in science

Globular star cluster 47 Tucanae or 47 TUC, visible to the naked eye from the southern hemisphere, discovered by the French astronomer Nicolas Louis de Lacaille, who catalogues his list of southern nebulous objects: at a distance of 16000 light y ...


1780 in science

Lazzaro Spallanzani publishes Dissertationi Di physics Animale e vegetale, the first translation is the process of animal digestion as a chemical process in the stomach, under the action of gastric juice. It also conducts important research on fe ...


1813 in science

Charles Waterton begins the process of turning his estate in Walton Hall, West Yorkshire, England, that, in fact, the worlds first nature reserve. April – William Charles wells read a paper at the Royal society of London, makes the first clear st ...


1854 in science

July 22 – the Discovery of the asteroid 30 Urania by John Russell hind. George airy calculates the average density of the Earth by measuring gravity at a coal mine in South Shields.


1889 in science

Francis Galton publishes natural inheritance, a book which summarizes the results of a number of his articles and inspiring Karl Pearson, Raphael Weldon, etc. the development of mathematics and statistics of the inheritance and biometrics. Hugo d ...


1921 in science

Etienne Bieler and James Chadwick to publish a key document about the strong interaction. Thomas midgely finds that effective anti-knock properties of tetraethyl lead which is used in "leaded" gasoline.


1973 in science

July 25 – the Soviet Mars 5 space probe launched. March 7 – Comet Kohoutek was discovered. November 3 – Mariner program: NASA launches Mariner 10 toward mercury, on March 29, 1974 it becomes the first space probe to reach that planet, it will be ...


1989 in science

August 25 – the spacecraft "Voyager-2" makes its closest approach to Neptune, providing the ultimate proof of the planets rings. September 5 – Pluto–Charon barycentre comes to perihelion. Discovered 4292 Aoba. (Обнаружен 4292 Аоба) Discovered 619 ...


1997 in science

March 24 – partial lunar Eclipse. October 15 – the start of a 10-year Cassini–Huygens spacecraft to Saturn. January 17 – an explosion of Delta II rocket carrying a military GPS payload shortly after launch from Cape Canaveral. March 8 – a total s ...

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