ⓘ मुक्त ज्ञानकोश. क्या आप जानते हैं? पृष्ठ 142

                                               

1895 में विज्ञान

April 26 – new York Zoological society, the modern society for the conservation of wildlife is a certified. David Bruce discovers the parasite trypanosomiasis is transferred by the tsetse fly that causes the deadly revolvers disease of cattle.

                                               

1888 में विज्ञान

January 3 – the 91 cm refracting telescope at lick Observatory to first use. Telescope of James lick is the largest refractor in the world at this time, and the Observatory is first created on top of the mountain. The refracting telescope 76cm, m ...

                                               

1947 में विज्ञान

August 7 – Thor Heyerdahls balsa wood raft "Kon-Tiki" crashed into a reef at Raroia in the Tuamotu Islands in 101 days and 4300 miles 6900-km journey across the Pacific ocean, proving that prehistoric peoples could have traveled from South America.

                                               

1981 में विज्ञान

The publication of Stephen Jay Goulds criticism of biological determinism, has misjudged the person in the United States. September – Pantanal Matogrossense national Park places in Brazil.

                                               

2012 में विज्ञान

The year 2012 involved many significant scientific events and discoveries, including the first orbital rendezvous by a commercial spacecraft, the discovery of a particle highly similar to the long-sought Higgs boson, and the near-eradication of g ...

                                               

1765 में विज्ञान

May – James watt makes a breakthrough in the development of the steam engine by building a model with a separate condenser. Timisoara fortress completed the construction of the Habsburg Empire. October 15 – the Gribeauval system for the manufactu ...

                                               

1787 में विज्ञान

January 11 – William Herschel discovers Titania and Oberon, moons of Uranus first found. Caroline Herschel receives an annual salary of £50 by king George III in the UK to work as an assistant to his brother William in astronomy. February 19 – fi ...

                                               

1830 में विज्ञान

Madler, Johann Heinrich and Wilhelm beer produce the first map of the surface of Mars. March 16 – the Great comet 1830 / 1830 F1, 1830, as I first noticed in Mauritius.

                                               

1833 में विज्ञान

Probable date – Paul Gerwien proves the Bolyai–Gerwien theorem, formulated by Farkas Bolyai: that any two simple polygons of equal area equidecomposable.

                                               

1839 में विज्ञान

January 2 – first photo of moon is taken by Louis Daguerre. January – the first parallax measurement of the distance to alpha Centauri is published by Thomas Henderson.

                                               

1863 में विज्ञान

1 August Friedrich Bayer founded a chemical manufacturing company Bayer in barmen, Germany. Teerfarbenfabrik Meister, Lucius And Co. from hochst to Frankfurt am main in Germany produce green dye from coal tar.

                                               

1877 में विज्ञान

June 19 – Edward Muybridge successfully produces fast motion sequence of photos shows the horse in motion, Sally Gardner at a gallop, using multiple cameras, in Palo Alto, California, demonstrating that a galloping horse all four legs off the gro ...

                                               

1898 में विज्ञान

Annie Scott dill Maunder photograph the Suns outer corona during a solar Eclipse in India. George Darwin proposed that Earth and Moon were once one body. Discovered 433 Eros, the first objects, near-Earth, is.

                                               

1910 में विज्ञान

May 18 – the Earth passes through the tail of Halleys Comet. Approximate date – diagrams of Hertzsprung–Russell diagram Hertzsprung developer Einar and Henry Norris Russell.

                                               

1972 में विज्ञान

December 7 – Apollo 17 launched, and blue marble Photograph taken of earth. February 21 – the Soviet unmanned spaceship Luna 20 lands on the moon. March 2 – launch of the spacecraft pioneer 10. June 30 – the International time Bureau adds the fir ...

                                               

1976 में विज्ञान

June 18 – gravity sensing, satellite experiment to test the theory by albert Einstein-General theory of relativity, is launched. September 3 – Viking program: the Viking 2 spacecraft Lands at Utopia plains on Mars and takes the first large color ...

                                               

1901 में विज्ञान

The Okapi is a relative of the giraffe found in the rainforests around the Congo river in the North-East Zaire, discovered previously known only to local aborigines. Edmund Selous game reserve publishes a book for birds in the UK, giving rise to ...

                                               

1904 में विज्ञान

Edward Walter Maunder plots the first spots "figure of butterfly". 3 December – the sixth satellite of Jupiter, named after Himalia was discovered in the lick Observatory. Johannes Franz Hartmann discovers the interstellar medium. Notable asteroi ...

                                               

1905 में विज्ञान

The dominion Observatory opens in Ottawa. January 2 – Charles Dillon Perrine at lick Observatory discovers ELARA, one of Jupiters natural satellites. Nova V604 eagle will appear in the constellation of the eagle. Various astronomers have discover ...

                                               

1908 में विज्ञान

June 30 – the Tunguska meteorite in Siberia, an explosion, believed to have been caused by the air burst of a large meteoroid or comet fragment at an altitude of 5-10 kilometers 3-6 miles above the Earths surface. If start and end are defined usi ...

                                               

1914 में विज्ञान

Telescope refracting 76 cm built in Allegheny Observatory in Pittsburgh, Pennsylvania. It is the fifth largest refractor in the world. Walter Sydney Adams determines an incredibly high density of Sirius B. Robert Goddard begins building rockets. ...

                                               

1938 में विज्ञान

Bawden and Pirie to publish the first crystal spherical virus, tomato bushy stunt virus. The last known captive specimen Schomburgks deer killed. December 22 – Marjorie Courtenay-Latimer discovers a Coelacanth, formerly seen only in fossils milli ...

                                               

1948 में विज्ञान

November 20 – the Takahē, a flightless bird, as a rule, was considered extinct for another fifty years, yet again Geoffrey Orbell near lake Te Anau in the South island of New Zealand. October 5 – the delegates of a conference organized by sir Jul ...

                                               

1949 में विज्ञान

June 14 – albert II, a rhesus monkey, becomes the first mammal in space, US launched a V-2 rocket, reaching a height of 83 miles 134 km, but dying from impact after a parachute failure.

                                               

1951 में विज्ञान

October 15 – the progestogen norethisterone, significant in creating the combined oral contraceptive pill, synthesized by Carl Djerassi, Luis E. Miramontes and George Rosenkranz at syntex in Mexico city. 28 may – Oliver H. Lowry takes his Lowry p ...

                                               

1957 में विज्ञान

Wilhelm Gliese publishes the first catalogue Gliese nearby stars. Project Orion begins, a program of the United States to build a spacecraft powered by nuclear explosions. December 6 – U.S. attempts to launch Vanguard TV3 not two seconds in the a ...

                                               

1958 में विज्ञान

During The International Geophysical Year. 3rd Soviet Antarctic expedition discovers Gamburtsev subglacial Mountains in Antarctica, also becoming the first to reach the South pole of inaccessibility on December 14. The Commonwealth TRANS-Antarcti ...

                                               

1959 में विज्ञान

May 28 – Jupiter AM-18 rocket launches two primates, Miss Baker and Miss able, into space from Cape Canaveral in the United States, along with live microorganisms and plant seeds. Successful recovery making them the first living beings to return ...

                                               

1960 में विज्ञान

4 Oct – the US army courier 1B, the worlds first active repeater communications satellite launched into low earth orbit. September – the Soviet SS-2 about brother successfully launched in a suborbital test of Jiuquan, first Chinese space flight. ...

                                               

1961 में विज्ञान

Recorded Drake equation Frank Drake. May 19 – Venera program: Venera 1 becomes the first manmade object to fly by another planet by passing Venus, but the probe lost contact with Earth a month earlier and does not send back any data. April 12 – Y ...

                                               

1962 में विज्ञान

April 26 – the Ranger 4 spacecraft crashes on the moon. July 11 – first live transatlantic television broadcast from the USA to the UK via AT&TS Telstar the worlds first active, direct relay communications satellite launched the previous day on t ...

                                               

1966 में विज्ञान

March 1 – Venera 3 Soviet space probe crashes on Venus becoming the first spacecraft to land on another planets surface. March 16 – NASA Gemini 8 David Scott Neil Armstrong conducts the first docking in space with the Agena vehicle. February 3 – ...

                                               

1971 में विज्ञान

January 31 – the Apollo program, the astronauts aboard Apollo 14 lift for flight to the moon. February 5 – Apollo 14 lands on the moon. July 26 – the Apollo Program: the launch of "Apollo 15". July 31, Apollo 15 astronauts became the first to rid ...

                                               

1974 में विज्ञान

February 8 – after 84 days in space, the last crew of the temporary American space station Skylab return to Earth. 13-15 February – Sagittarius A*, thought to be the location of a supermassive black hole, defined by Bruce Balick and Robert brown ...

                                               

1975 में विज्ञान

August 20 – the program "Viking": NASA launches the Viking 1 planetary probe toward Mars. April 19 – Aryabhata, Indias first satellite, launched by Soviet boosters. July 17 – test the project "Soyuz-Apollo": an American Apollo and Soviet Soyuz sp ...

                                               

1978 में विज्ञान

October is the first to propose that Janus and pimeta are two separate moons of Saturn sharing the same orbit. June 22 – James W. Christy at the us Naval Observatory of the United States discovers Charon, the first Moon revealed Pluto. March 2 – ...

                                               

1979 में विज्ञान

February 7 – the Pluto included in the 20-year period inside Neptunes orbit for the first time in 230 years. July 11 – Americas first space station, Skylab, was deliberately allowed to burn to enter the atmosphere over the Indian ocean. The Amate ...

                                               

1980 में विज्ञान

October 3 – the main belt asteroid 2404 Antarctica is discovered by the Czech astronomer antonín Mrkos. March 1 – the probe "Voyager-1" confirms the existence of Janus, a moon of Saturn. November 12 – program of Voyager: NASA space probe Voyager ...

                                               

1983 में विज्ञान

New Zealand anthropologist Derek Freeman publishes Margaret Mead and Samoa: the creation and destruction of an anthropological myth, the data on growing up in Samoa 1928 Margaret Mead D. 1978.

                                               

2004 में विज्ञान

October 27 – the remains of previously unknown species of human discovered in Indonesia. Named Homo floresiensis, a hominin is a dwarfed version that lived 18.000 years ago on Flores island.

                                               

2005 में विज्ञान

October 3 annular solar Eclipse. 5 Jan Erin, the largest known dwarf planet in the Solar system, determined the command the Palomar Observatory in California, from images taken on October 21, 2003 reported by 29 July 2005. July 20-27 – disputes o ...

                                               

2006 में विज्ञान

February 13 – another new interface RS Ophiuchi erupts. The last explosion happened in 1985. 30 June – the opening of nine additional natural satellites of Saturn published. January 25 – the discovery of the planet OGLE-2005-BLG-390Lb through gra ...

                                               

2009 में विज्ञान

2009 provides a number of significant scientific events and discoveries, some of which are listed below. The year 2009 was declared the International year of astronomy by the United Nations.

                                               

2010 में विज्ञान

2010 provides a number of significant scientific events and discoveries, some of which are listed below. The United Nations declared 2010 the International year of biodiversity.

                                               

2013 में विज्ञान

A number of significant scientific events occurred in 2013, including the discovery of numerous Earthlike exoplanets, the development of viable lab-grown ears, teeth, livers and blood vessels, and the atmospheric entry of the most destructive met ...

                                               

2014 विज्ञान के क्षेत्र में

A number of significant scientific events occurred in 2014, including the first robot landing on a comet and the first full stem cells helped recovery from paraplegia. In the past year had been a significant increase worldwide use and sophisticat ...

                                               

2015 में विज्ञान

A number of significant scientific events occurred in 2015. Gene editing based on CRISPR has improved significantly. New human-like species, Homo ice, was first described. Gravitational waves were observed for the first time, and the dwarf planet ...

                                               

2016 में विज्ञान

National research Center snow and ice announces record low sea ice extent for both the Arctic and Antarctic regions, with "exceptionally low" sea ice cover for the globe as a whole. 6 Dec. (6 декабря) December 5 – Harvard researchers discover the ...

                                               

1907 में विज्ञान

Georges Urbain detects the Element from Lutetia, the ancient name of Paris. Hermann Staudinger is preparing the first synthetic β-lactam. Emil Fischer artificially synthesizes peptide amino acid chains and thereby shows that amino acids in protei ...

                                               

1984 में विज्ञान

February 7 – astronauts Bruce McCandless II and Robert L. Stewart make the first untethered space. National radio astronomy Observatory in the USA converts a 36-foot radio telescope on Kitt Peak was built in 1967 on the ARO 12M radio telescope.

                                               

1591 में विज्ञान

Giordano Bruno publishes de smallest triplici Et mensura, de monade numero Et figura and De innumerabilibus, immense ash tree and infigurabili in Francfort. Francois Viete publishes Analyticien Isagoge in Artem, introducing the new algebra with t ...

                                               

1619 में विज्ञान

The publication of Johannes Keplers Third law of planetary motion in his Harmonices Mundi which. It also acknowledges the duality of convex polytopes. The edition of the Jesuit Giuseppe Biancanis Sphaera Mundi, SEU in cosmography demonstrativa, A ...

                                               

1636 में विज्ञान

Muhammad Baqir Yazdi, and rené Descartes independently to discover a pair of amicable numbers 9.363.584 and 9.437.056. Pierre de Fermat begins to spread his work in analytic geometry in the manuscript.

                                               

1702 में विज्ञान

David Gregory publishes first book, Astronomiae physicae Et geometricae element, the first textbook of astronomy based on the principles of Isaac Newtons of motion and theory of gravity. 20 APR – 1702 Comet C / 1702 H1: the 10th-closest comet app ...

                                               

1726 में विज्ञान

October 27 – Caleb Threlkeld publishes a synopsis Stirpium Hibernicarum.Dispositarum SIV Commentatio de Plantis Indigenis praesertim Dublinensibus Institute in Dublin, the first flora of Ireland.

                                               

1814 में विज्ञान

I. Jacob Berzelius publishes Forsok ATT genome anvandandet AF Den electrokemiska theorien och de kemiska proportionerna grundlagga ett rent vettenskapligt system mineralogien "the attempt to establish a pure scientific system of Mineralogy, the u ...

                                               

1946 में विज्ञान

Reginald Aldworth Daly, and from Harvard University, first proposed the giant impact hypothesis taking into account the formation of the moon. 10 Jan – the US Army signal corps project Diana bounces radio waves off the moon.

                                               

1991 में विज्ञान

Stephen Balbi and John F. Hawley to publish their elucidation of the magnetorotational instability. 29 Oct probe "Galileo" will become the first spacecraft to visit the asteroid 951 Gaspra. May 18 – Sharman becomes the first British man in space, ...

                                               

2017 में विज्ञान

A number of significant scientific events occurred in 2017. The United Nations has declared 2017 as the International year of sustainable tourism development.

                                               

2018 में विज्ञान

Scientists in the United Kingdom announce the completion of the 100.000 genomes project. An astronomer from the University of Oxford puts forward a new theory, related in particular to the concept of a gravitationally repulsive negative mass, pre ...

                                               

2019 में विज्ञान

November 5 – 11.000 scientists from around the world published a study in the journal BioScience, the warning "clearly and unequivocally that the planet Earth is facing a climate emergency". 6 Nov – scientists from the University of Rochester to ...

                                               

1862 में विज्ञान

January 31 – Alvan Graham Clark makes first observation of Sirius B, a white dwarf, eighteen inch telescope at northwestern University.

                                               

1913 में विज्ञान

February 9 – meteor procession of February 9, 1913 visible along the arc of a great circle 6.040 miles 9.720 km in North and South America. The astronomer Clarence chant comes to the conclusion that the source was a small, short-lived natural sat ...

                                               

1826 में विज्ञान

Pierre Jean Robiquet isolates the dye alizarin. Michael Faraday determines the chemical formula of naphthalene. Antoine jérôme Balard bromine isolates.

                                               

1601 में विज्ञान

January 1 – retrospectively the epoch reference date from the time of the Annecy counted in COBOL and other computer languages, and database file and Active Directory logon you need in Windows.

                                               

1603 में विज्ञान

The Dutch Explorer Frederick de Houtman published his observations of the constellations of the southern hemisphere. Johann Bayer publishes the star Atlas Uranometria, the first to cover the entire celestial sphere, and the introduction of a new ...

                                               

1630 में विज्ञान

Stellutis Francesco Persio tradotto in Verso schiolto e dichiarato, published in Rome, is the first book to contain images of organisms viewed through the microscope.

                                               

1642 में विज्ञान

On 13 December Tasman became the first European known to sight New Zealand. November 24 – Abel Tasman, Dutch Navigator, the first European known to sight Tasmania, which he calls Anthoonij van Diemenslandt.

                                               

1733 में विज्ञान

Reverend Stephen Hales publishes Hæmastaticks, the second volume of his work is static, in London, containing the results of their experiments on the measurement of blood pressure.

                                               

1796 में विज्ञान

Pierre-Simon Laplace exposition of the system emits du Monde, his work on astronomy, mainly in celestial mechanics after Newton and Lagrange. He develops an analytical theory of tides, brings the mass of the moon, improves calculation of cosmic o ...

                                               

1800 में विज्ञान

The Central star of the Ring nebula discovered by Friedrich von Hahn: the Central star is a white dwarf with a temperature of between 100000 and 120000 thousand.

                                               

1827 में विज्ञान

Zeises salt is the first platinum complex / olefin, an early example of ORGANOMETALLIC chemistry. William Prout klassificeret food components into the three main divisions of carbohydrates, fats and proteins. Aluminium insulated Friedrich Wohler. ...

                                               

1842 में विज्ञान

British surgeon William Bowman publishes on the structure and use of Malpighian bodies of the kidney, identify the Shooters capsule, one of the main components of the nephron. E. January – the American medical student William Clark of Berkshire m ...

                                               

1867 में विज्ञान

April – the first clear record on the use of the word science in English with the use of modern limited to natural and exact Sciences to the Catholic theologian and mathematician George. Ward, writing in the London-published Dublin review.

                                               

1868 में विज्ञान

Roland Trimen reading the paper in the Linnaean society, explaining batesian mimicry in African butterflies. T. H. Huxley discovers what he thinks is a primordial matter and names it Bathybius haeckelii. He admits his mistake in 1871. Granny Smit ...

                                               

1872 में विज्ञान

Charles Adolphus burza detects aldol reaction. Eugen Baumann have rediscovered PVC. Robert patents vaseline Chesebrough in the United States.

                                               

1874 में विज्ञान

Othmar Zeidler synthesizes DDT. Carl Schorlemmer publishes the manual of the chemistry of carbon compounds, or organic chemistry. Per Teodor Cleve discovers that didymium in fact two elements, now known as neodymium and praseodymium. Jacobus van ...

                                               

1876 में विज्ञान

December 7 – the first recorded observation of a great white spot on Saturn, taken by the American astronomer Asaph Hall that is used to calculate the period of rotation of planets.

                                               

1880 में विज्ञान

September 30 – American physician Henry Draper takes the first photograph of the Orion Nebula, from Hastings-on-Hudson, new York, this year he also photographs the spectrum of Jupiter.

                                               

1882 में विज्ञान

March 24, Robert Koch announced his discovery of the bacteria responsible for tuberculosis, Mycobacterium tuberculosis. Elie Metchnikov opens phagocytosis.

                                               

1883 में विज्ञान

Svante Arrhenius develops ion theory to explain conductivity in electrolytes. In the Schotten–Baumann reaction first described by chemists Carl Schotten and Eugen Baumann. The Claus process is the first patented by the German chemist Carl Friedri ...

                                               

1890 में विज्ञान

Henry Luke Bolley at the North Dakota agricultural College insulates the potato scab organism and develops effective treatment. Jacques Loeb published his first major work on tropism, der Heliotropismus Der Thiere UND Seine Uebereinstimmung MIT d ...

                                               

1915 में विज्ञान

Einsteins new theory of General relativity to explain Mercurys strange motions that baffled Urbain Le Verrier. Robert Innes discovers Proxima Centauri, the nearest star to Earth after Sun. March 19 – Pluto is photographed for the first time, but ...

                                               

1916 में विज्ञान

Harlow Shapley believes that spectrum Sagittae and other Cepheid variables varies depending on the brightness in the spectral type F0 leads to the maximum, F4 to the max, and G3 prior to the minimum brightness. Bernard stars discovered by Edward ...

                                               

1995 में विज्ञान

February 8 – the asteroid 6349 Acapulco opened Masahiro Koishikawa. October 6 – 51 Pegasus b: Didier Queloz Michel mayor of Geneva University Observatory of Upper Provence, the first to declare a final detection of extrasolar planets around norma ...

                                               

2001 में विज्ञान

December 14 – the solar Eclipse of December 14, 2001 annular Eclipse. November 27 – space telescope Hubble detects sodium in the atmosphere of HD 209458 b, the first exoplanet atmosphere to be measured. August 8 – launched spacecraft NASAs Genesi ...

                                               

1950 में विज्ञान

Enrico Fermi discussed the Fermi paradox. Dutch astronomer Jan Oort postulates the existence of an orbiting cloud of planets in the Oort cloud at the outer edge of the Solar system.

                                               

1964 में विज्ञान

October 12 – the Soviet Union launches Voskhod 1 into earth orbit as the first spacecraft with human crew and the first flight without space suits, the crew did not fit in the space capsule otherwise. July 31 – Ranger program: Ranger 7 sends back ...

                                               

2007 में विज्ञान

January 14 – researchers from Rossinskogo Institute to announce that they have genetically modified chickens to lay eggs containing anti-cancer proteins. January 12 – Comet McNaught reaches perihelion and become visible from Earth in the daytime. ...

                                               

1657 में विज्ञान

Peter Heylin Cosmographie publishes it, one of the earliest attempts to describe the world in English and the first known description of Australia.

                                               

1697 में विज्ञान

The first known publication of the English physician Richard Bolton, a Treatise on the cause of muscle movement. William Dampier publishes a new voyage round the world in London.

                                               

1736 में विज्ञान

June 19 – the French Academy of Sciences expedition led by Pierre Louis Maupertuis, from Anders Celsius, the work begins on the measurement of the Meridian arc in the Torne valley of Finland.

                                               

1801 में विज्ञान

January 1 – the Italian astronomer Giuseppe Piazzi made the first discovery of an asteroid, Ceres, which briefly considered the eighth planet. July 11 – French astronomer Jean-Louis Pons makes his first 37 discoveries of comets. Jérôme Lalande an ...

                                               

1812 में विज्ञान

Friedrich Mohs introduces his system of classifying minerals and his scale of mineral hardness. Heinrich Vogel 1778-1867 recognize that glucose is a hydrolysis product of lactose. John Davy describes the first synthesis of phosgene. Humphry Davy ...

                                               

1869 में विज्ञान

June 15 – John Wesley Hyatt patents celluloid, in Albany, new York. March 6 – Dmitri Mendeleev makes a formal presentation of his periodic table to the Russian chemical society. Hippolyte Mege-Mouries patent margarine as oleomargarine in France a ...

                                               

1870 में विज्ञान

Charles Valentine Riley confirmed the phylloxera as the cause of the great French wine blight. January 18 – Gerhardt Krefft first describes the Queensland lungfish, in the "Sydney morning Herald".

                                               

1875 में विज्ञान

Spektroskopicheskie gallium discovered by French chemist Paul Emile Lecoq de Babajan. Later this year he obtains the free metal by electrolysis of its hydroxide and calls him. This is the first of Dmitri Mendeleevs predicted elements were identif ...

                                               

1881 में विज्ञान

October – Charles Darwin published his last scientific book the formation of vegetable form through the action of worms. The first systematic study in forensic entomology conducts physician and entomologist Hermann Reinhard in Germany. S. L. Poly ...

                                               

1884 में विज्ञान

Henri Louis Le Chatelier develops the principle of Le Chatelier, which explains the response of dynamic chemical equilibria to external influences. Hermann Emil Fischer proposes structure of purine, a key component in many biomolecules, which he ...

                                               

1892 में विज्ञान

September 9 – at lick Observatory, Edward Emerson Barnard discovers Amalthea, the third moon of Jupiter and the last natural satellite was found by direct visual observation.

यह वेबसाइट कुकीज़ का उपयोग करती है। कुकीज़ आपको याद हैं इसलिए हम आपको एक बेहतर ऑनलाइन अनुभव दे सकते हैं।
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