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The year 1929 in science
Science

In its broadest sense, science refers to any systematic knowledge or practice. In its more usual restricted sense, science refers to a system of acquiring knowledge based on scientific method, as well as to the organized body of knowledge gained through such research....
 and technology
Technology

Technology is a broad concept that deals with an animal species' usage and knowledge of tools and crafts, and how it affects an animal species' ability to control and adapt to its Natural environment....
 involved some significant events, listed below.








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The year 1929 in science
Science

In its broadest sense, science refers to any systematic knowledge or practice. In its more usual restricted sense, science refers to a system of acquiring knowledge based on scientific method, as well as to the organized body of knowledge gained through such research....
 and technology
Technology

Technology is a broad concept that deals with an animal species' usage and knowledge of tools and crafts, and how it affects an animal species' ability to control and adapt to its Natural environment....
 involved some significant events, listed below.

Astronomy and space exploration

  • Clyde Tombaugh
    Clyde Tombaugh

    Clyde William Tombaugh was an United States astronomer.Tombaugh is best known for discovering the dwarf planet Pluto in 1930, but also discovered many asteroids, and called for serious scientific research of unidentified flying objects....
     discovers several asteroid
    Asteroid

    Asteroids, sometimes called minor planets or planetoids, are small Solar System bodies in orbit around the Sun, smaller than planets but larger than meteoroids....
    s: 2839 Annette
    2839 Annette

    2839 Annette is a Main-belt Asteroid discovered on October 5, 1929 by Clyde Tombaugh at the Lowell Observatory, Flagstaff during his search for Pluto. It is named after his daughter Annette....
    , 3583 Burdett
    3583 Burdett

    3583 Burdett is a Main-belt Asteroid discovered on October 05, 1929 by Tombaugh, C. W. at Flagstaff .References External links ...
    , 3824 Brendalee
    3824 Brendalee

    3824 Brendalee is a Main-belt Asteroid discovered on October 05, 1929 by Tombaugh, C. W. at Flagstaff .References External links ...
    , 1929 VS, 1929 VD1.
  • Edwin Hubble
    Edwin Hubble

    Edwin Powell Hubble was an United States Astronomy. He profoundly changed astronomers' understanding of the nature of the universe by demonstrating the existence of other galaxies besides the Milky Way....
     publishes his discovery that the speed at which galaxies
    Galaxy

    A galaxy is a massive, gravitation system that consists of stars and stellar remnants, an interstellar medium of gas and cosmic dust, and an important but poorly-understood component tentatively dubbed dark matter....
     recede positively correlates with their distance, which became known as Hubble's law
    Hubble's law

    Hubble's law is the statement in physical cosmology that distant galaxy are receding from us at a velocity Proportionality to their distance from us....
    , the basis for understanding that the universe
    Universe

    The universe is defined as everything that physically exists: the entirety of space and time, all forms of matter, energy and momentum, and the physical laws and physical constants that govern them....
     is expanding.
  • George Gamow
    George Gamow

    George Gamow , born Georgiy Antonovich Gamov , was a Russian Empire-born theoretical physicist and cosmologist. He discovered quantum tunneling and worked on radioactive decay of the atomic nucleus, stellar evolution, stellar nucleosynthesis, big bang nucleosynthesis, nucleocosmogenesis and genetics....
     proposes hydrogen
    Hydrogen

    Hydrogen is the chemical element with atomic number 1. It is represented by the chemical symbol H. At standard temperature and pressure, hydrogen is a colorless, odorless, nonmetallic, tasteless, highly combustion and explosive Diatomic molecule gas with the molecular formula H2....
     fusion
    Nuclear fusion

    In nuclear physics and nuclear chemistry, nuclear fusion is the process by which multiple like-charged atomic nuclei join together to form a heavier nucleus....
     as the energy source for star
    Star

    A star is a massive, luminous ball of Plasma that is held together by its own gravity. The nearest star to Earth is the Sun, which is the source of most of the energy on Earth....
    s.
  • Konstantin Tsiolkovsky
    Konstantin Tsiolkovsky

    Konstantin Eduardovich Tsiolkovsky was an Imperial Russian and Soviet Union rocket scientist and pioneer of the astronautics. He is considered by many as a father of theoretical astronautics....
     proposes the construction of staged rockets
    Multistage rocket

    A multistage rocket is a rocket that usestwo or more stages, each of which contains its own Rocket engine and Rocket propellant. A tandem or serial stage is mounted on top of another stage; a parallel stage is attached alongside another stage....
     in his book ??????????? ?????? (Cosmic Trains).
  • Robert H. Goddard
    Robert H. Goddard

    Robert Hutchings Goddard , U.S. professor of physics and scientist, was a pioneer of controlled, liquid rocket rocketry. He launched the world's first liquid-fueled rocket on March 16, 1926....
     tests the first rocket
    Rocket

    A rocket or rocket vehicle is a missile, aircraft or other vehicle which obtains thrust by the Reaction of the rocket to the ejection of fast moving fluid exhaust from a rocket engine....
     to carry scientific instruments on July 17. It carried onboard a barometer
    Barometer

    A barometer is an instrument used to measure atmospheric pressure. It can measure the pressure exerted by the atmosphere by using water, air, or mercury ....
     and a camera
    Camera

    A camera is a device that records images, either as a still photograph or as moving images known as videos or movies. The term comes from the camera obscura , an early mechanism of projecting images where an entire room functioned as a real-time imaging system; the modern camera evolved from the camera obscura....
    .


Aviation

  • July 5 - The Curtiss-Wright
    Curtiss-Wright

    The Curtiss-Wright Corporation was once a leading aircraft manufacturer of the United States, but has since become a component manufacturer, specializing in actuators, controls , valves, and metal treatment....
     corporation is founded.
  • August 8 - The German
    Germany

    Germany , officially the Federal Republic of Germany , is a country in Central Europe. It is bordered to the north by the North Sea, Denmark, and the Baltic Sea; to the east by Poland and the Czech Republic; to the south by Austria and Switzerland; and to the west by France, Luxembourg, Belgium, and the Netherlands....
     airship Graf Zeppelin
    LZ 127 Graf Zeppelin

    LZ 127 Graf Zeppelin was a large German passenger carrying rigid airship which operated commercially from 1928 to 1937. It was named after the Germany pioneer of airships, Ferdinand von Zeppelin, who held the rank of Graf or Count in the German nobility....
     begins a round-the-world flight (will end on August 29).
  • September 24 - Jimmy Doolittle
    Jimmy Doolittle

    General James Harold "Jimmy" Doolittle, United States Air Force was an American aviation pioneer. Doolittle served as a brigadier general, major general and lieutenant general in the United States Army Air Forces during the World War II....
     takes off, flys over a set course, and lands by flight instruments
    Flight instruments

    Most aircraft are equipped with a standard set of flight instruments which give the pilot information about the aircraft's attitude, airspeed, and altitude....
     alone.
  • November 29 - US Admiral Richard Byrd
    Richard Byrd

    The name Richard Byrd may refer to:*Richard C. Byrd , an American politician*Richard Evelyn Byrd , admiral, polar explorer, aviator*Richard Byrd , an American Olympic athlete...
     becomes the first person to fly over the South Pole
    South Pole

    The South Pole, also known as the Geographic South Pole or Terrestrial South Pole, is one of the two points where the Earth's rotation intersects the surface....
    .
  • December 5 - Grumman Aircraft Engineering Corporation
    Grumman Aircraft Engineering Corporation

    The Grumman Aircraft Engineering Corporation, later Grumman Aerospace Corporation, was a leading 20th century U.S. producer of military and civilian aircraft....
     is founded.


Biology

  • Professor Gericke of the University of California, Los Angeles
    University of California, Los Angeles

    The University of California, Los Angeles is a public research university located in Westwood, Los Angeles, California, California, United States....
     demonstrates that plant
    Plant

    Plants are Life organisms belonging to the Kingdom Plantae. They include familiar organisms such as trees, herbs, bushes, grasses, vines, ferns, mosses, and green algae....
    s can be grown soil-free all the way to maturity, the basis of hydroponics
    Hydroponics

    Hydroponics is a method of growing plants using mineral nutrient solutions, without soil. Terrestrial plants may be grown with their roots in the mineral nutrient solution only or in an inert medium, such as perlite, gravel, or mineral wool....
    .


Chemistry

  • Sir John Lennard-Jones introduces his linear combination of atomic orbitals molecular orbital method
    Linear combination of atomic orbitals molecular orbital method

    A linear combination of atomic orbitals or LCAO is a quantum superposition of atomic orbitals and a technique for calculating molecular orbitals in quantum chemistry....
     for approximation of molecular orbital
    Molecular orbital

    In chemistry, a molecular orbital is a mathematical function that describes the wave-like behavior of an electron in a molecule. This function can be used to calculate chemical and physical properties such as the probability of finding an electron in any specific region....
    s.
  • Lars Onsager
    Lars Onsager

    Lars Onsager was a Norway?United States physical chemistry and theoretical physicist, winner of the 1968 Nobel Prize/Chemistry.He had the Gibbs Professorship of Theoretical Chemistry at Yale University....
     publishes his reciprocal relations
    Onsager reciprocal relations

    In thermodynamics, the Onsager reciprocal relations express the equality of certain relations between fluxs and forces in thermodynamic systems out of equilibrium , but where a notion of local thermodynamic equilibrium exists....
     equations in thermodynamics
    Thermodynamics

    In physics, thermodynamics is the study of the conversion of heat energy into different forms of energy ; different energy conversions into heat energy; and its relation to macroscopic variables such as temperature, pressure, and volume....
    , for which he received the 1968
    1968 in science

    The year 1968 in science and technology involved some significant events, listed below....
     Nobel Prize in Chemistry
    Nobel Prize in Chemistry

    The Nobel Prize in Chemistry is awarded annually by the Royal Swedish Academy of Sciences to scientists in the various fields of chemistry. It is one of the five Nobel Prizes established by the will of Alfred Nobel in 1895, awarded for outstanding contributions in chemistry, Nobel Prize in Physics, Nobel Prize in Literature, Nobel Peace Pri...
    .


Communications

  • Rudolf Hell
    Rudolf Hell

    Rudolf Hell was a German inventor. He was born in Eggm?hl, Bavaria, Germany.From 1919 to 1923 he studied electrical engineering in Munich.He worked there from 1923 to 1929 as assistant of Prof....
     receives a patent
    Patent

    A patent is a set of exclusive rights granted by a state to an inventor or his assignee for a term of patent in exchange for a disclosure of an invention....
     for the Hellschreiber, an early fax
    Fax

    Fax is a telecommunications technology used to transfer copies of documents, especially using affordable devices operating over the telephone network....
     machine.
  • First practical coaxial cable
    Coaxial cable

    Coaxial cable is a cable consisting of an inner conductor, surrounded by a tubular insulating layer typically made from a flexible material with a high dielectric constant, all of which is then surrounded by another conductive layer , and then finally covered again with a thin insulating layer on the outside....
     patented by Lloyd Espenschied
    Lloyd Espenschied

    Lloyd Espenschied was an United States electrical engineer....
     and Herman Affel
    Herman Affel

    Herman A. Affel was an United States electrical engineer and inventor, noted for coinventing the coaxial cable carrier system for multiple high speed long distance data transmissions....
     of AT&T's Bell Telephone Laboratories
    Bell Labs

    Bell Laboratories is the research organization of Alcatel-Lucent and previously of the American Telephone & Telegraph Company .Bell Laboratories has had its headquarters at Berkeley Heights, New Jersey, and it has research and development facilities throughout the world....
    .


Geology

  • November 18 - 1929 Grand Banks earthquake
    1929 Grand Banks earthquake

    The 1929 Grand Banks earthquake, also called the Laurentian Slope earthquake and the South Shore Disaster, was a Moment magnitude scale 7.2 earthquake that occurred on November 18, 1929 in the Atlantic Ocean off the south coast of Dominion of Newfoundland....
    : Off the south coast of Newfoundland in the Atlantic Ocean
    Atlantic Ocean

    The Atlantic Ocean is the second-largest of the world's oceanic divisions; with a total area of about 106.4 million square kilometres . It covers approximately one-fifth of the Earth's surface....
    , a Richter magnitude 7.2 submarine earthquake
    Earthquake

    An earthquake is the result of a sudden release of energy in the Earth's crust that creates seismic waves. Earthquakes are recorded with a seismometer, also known as a seismograph....
     centered on Grand Banks
    Grand Banks

    The Grand Banks of Newfoundland are a group of underwater plateaus southeast of Newfoundland on the North American continental shelf. These areas are relatively shallow, ranging from 80 to 330 feet in depth....
    , breaks 12 submarine transatlantic telegraph cable
    Transatlantic telegraph cable

    The transatlantic telegraph cable was the first cable used for telegraph communications laid across the floor of the Atlantic Ocean. It crossed from Foilhommerum, Valentia Island in western Ireland to Heart's Content, Newfoundland and Labrador in eastern Newfoundland ....
    s and triggers a tsunami
    Tsunami

    A is a series of ocean surface wave that is created when a large volume of a body of water, such as an ocean, is rapidly displaced. The Japanese term is literally translated into " harbor wave."...
     that destroys many south coast communities in the Burin Peninsula
    Burin Peninsula

    The Burin Peninsula is a Canada peninsula located on the south coast of the island of Newfoundland in the province of Newfoundland and Labrador....
     area.


Mathematics

  • Kurt Gödel
    Kurt Gödel

    Kurt G?del was an Austrian-United States logician, mathematician and philosopher. One of the most significant logicians of all time, G?del made an immense impact upon scientific and philosophical thinking in the 20th century, a time when many, such as Bertrand Russell, A....
     proves
    Original proof of Gödel's completeness theorem

    The proof of G?del's completeness theorem given by Kurt G?del in his doctoral dissertation of 1929 is not easy to read today; it uses concepts and formalism that are outdated and terminology that is often obscure....
     his completeness theorem
    Gödel's completeness theorem

    G?del's completeness theorem is a fundamental theorem in mathematical logic that establishes a correspondence between semantic truth and syntactic Provability logic in first-order logic....
    .


Medicine

  • Alexander Fleming
    Alexander Fleming

    Sir Alexander Fleming was a Scotland biologist and pharmacologist. Fleming published many articles on bacteriology, immunology and chemotherapy....
     publishes an article about penicillin
    Penicillin

    Penicillin is a group of antibiotics derived from Penicillium fungi. They are Beta-lactam antibiotics used in the treatment of bacterial infections caused by susceptible, usually Gram-positive, organisms....
     in the British Journal of Experimental Pathology, for which he received the 1945
    1945 in science

    The year 1945 in science and technology involved some significant events, listed below....
     Nobel Prize in Physiology or Medicine
    Nobel Prize in Physiology or Medicine

    The Nobel Prize in Physiology or Medicine is awarded once a year by the Swedish Karolinska Institutet. It is one of the five Nobel Prizes established by the will of Alfred Nobel in 1895, awarded for outstanding contributions in Nobel Prize in Physics, Nobel Prize in Chemistry, Nobel Prize in Literature, Nobel Peace Prize, and Physiology or Medic...


Physics

  • Robert J. Van de Graaff
    Robert J. Van de Graaff

    Robert Jemison Van de Graaff, was an United States physicist and instrument maker, and professor of physics at Princeton University....
     develops the Van de Graaff generator
    Van de Graaff generator

    A Van de Graaff generator is an Electrostatic generator which uses a moving belt to accumulate very high electrostatically stable voltages on a hollow metal globe....
    .
  • Oskar Klein
    Oskar Klein

    Oskar Benjamin Klein was a Sweden theoretical physicist.Klein was born in Danderyd Municipality outside Stockholm, son of the chief rabbi of Stockholm, Dr....
     discovers the Klein paradox
    Klein paradox

    In 1929, physicist Oskar Klein obtained a surprising result by applying the Dirac equation to the familiar problem of electron scattering from a potential barrier....
    .
  • Oskar Klein and Y. Nishina derive the Klein-Nishina cross section for high energy photon scattering by electrons.
  • Sir Nevill Francis Mott derives the Mott cross section for the Coulomb scattering of relativistic electrons.
  • Paul Adrien Maurice Dirac and Werner Karl Heisenberg develop the quantum theory of ferromagnetism
    Ferromagnetism

    Ferromagnetism is the basic mechanism by which certain materials form permanent magnets and/or exhibit strong interactions with magnets; it is responsible for most phenomena of magnetism Magnet#Common uses of magnets ....
    .
  • Ernest O. Lawrence invents the cyclotron
    Cyclotron

    A cyclotron is a type of particle accelerator. Cyclotrons accelerate charged particles using a high-frequency, alternating voltage . A perpendicular magnetic field causes the particles to spiral almost in a circle so that they re-encounter the accelerating voltage many times....
    , for which he received the 1939
    1939 in science

    The year 1939 in science and technology involved some significant events, listed below....
     Nobel Prize in Physics
    Nobel Prize in Physics

    The Nobel Prize in Physics is awarded once a year by the Royal Swedish Academy of Sciences. It is one of the five Nobel Prizes established by the will of Alfred Nobel in 1895 and awarded since 1901; the others are the Nobel Prize in chemistry, Nobel Prize in literature, Nobel Peace Prize, and Nobel Prize in physiology or medicine....
    .


Awards

  • Nobel Prize
    Nobel Prize

    The Nobel Prize , established in the 1895 will of Swedish chemist Alfred Nobel; it was first awarded in Nobel Prize in Physics, Nobel Prize in Chemistry, Nobel Prize in Physiology or Medicine, Nobel Prize in Literature, and Nobel Peace Prize in 1901....
    • Physics
      Nobel Prize in Physics

      The Nobel Prize in Physics is awarded once a year by the Royal Swedish Academy of Sciences. It is one of the five Nobel Prizes established by the will of Alfred Nobel in 1895 and awarded since 1901; the others are the Nobel Prize in chemistry, Nobel Prize in literature, Nobel Peace Prize, and Nobel Prize in physiology or medicine....
      : Prince Louis-Victor Pierre Raymond de Broglie
    • Chemistry
      Nobel Prize in Chemistry

      The Nobel Prize in Chemistry is awarded annually by the Royal Swedish Academy of Sciences to scientists in the various fields of chemistry. It is one of the five Nobel Prizes established by the will of Alfred Nobel in 1895, awarded for outstanding contributions in chemistry, Nobel Prize in Physics, Nobel Prize in Literature, Nobel Peace Pri...
      : Arthur Harden
      Arthur Harden

      Arthur Harden was an England biochemist. He shared the Nobel Prize in Chemistry in 1929 with Hans Karl August Simon von Euler-Chelpin for their investigations into the fermentation of sugar and fermentative enzymes....
      , Hans Karl August Simon von Euler-Chelpin
    • Physiology or Medicine
      Nobel Prize in Physiology or Medicine

      The Nobel Prize in Physiology or Medicine is awarded once a year by the Swedish Karolinska Institutet. It is one of the five Nobel Prizes established by the will of Alfred Nobel in 1895, awarded for outstanding contributions in Nobel Prize in Physics, Nobel Prize in Chemistry, Nobel Prize in Literature, Nobel Peace Prize, and Physiology or Medic...
      : Christiaan Eijkman
      Christiaan Eijkman

      Christiaan Eijkman was a Netherlands physician and pathologist whose demonstration that beriberi is caused by poor diet led to the discovery of vitamins....
      , Sir Frederick Gowland Hopkins


Births

  • April 22 - Sir Michael Francis Atiyah
    Michael Atiyah

    Sir Michael Francis Atiyah, Order of Merit , Fellow of the Royal Society, Fellow of the Royal Society of Edinburgh is a United Kingdom mathematician, and one of the most influential mathematicians of the twentieth century....
    , mathematician
    Mathematician

    A mathematician is a person whose primary area of study and/or research is the field of mathematics....
    .
  • June 10 - Edward Osborne Wilson, entomologist.
  • July 1 - Gerald Edelman
    Gerald Edelman

    Gerald Maurice Edelman is an American biology who won the 1972 Nobel Prize in Physiology or Medicine for his work on the immune system. Edelman's Nobel Prize-winning research concerned discovery of the structure of antibody molecules....
    , biologist
    Biology

    Biology is a branch of the natural sciences concerned with the study of living organisms and their interaction with each other and their environment ....
    .
  • September 5 - Andrian Nikolayev
    Andrian Nikolayev

    Andriyan Grigoryevich Nikolayev , was a Soviet Union Astronaut. Ethnic Chuvash people.Nikolayev flew on two manned space mission: Vostok 3 and Soyuz 9....
     (d. 2004
    2004 in science

    The year 2004 in science and technology involved some significant events....
    ), cosmonaut
    Astronaut

    An astronaut or cosmonaut is a person trained by a List of human spaceflight programs to command, pilot, or serve as a crew member of a spacecraft....
    .
  • September 15 - Murray Gell-Mann
    Murray Gell-Mann

    Murray Gell-Mann is an United States physicist who received the 1969 Nobel Prize in physics for his work on the theory of particle physicss.Among his many accomplishments, he formulated the quark model of hadronic resonances, and identified the SU flavor symmetry of the light quarks, extending isospin to include strange quark, which he als...
    , physicist
    Physicist

    A physicist is a scientist who studies or practices physics. Physicists study a wide range of physical phenomena in many Physics#Major fields of physics spanning all length scales: from atom particles of which all ordinary matter is made to the behavior of the material Universe as a whole ....
    , 1969 Nobel laureate in physics.
  • November 7 - Eric R. Kandel
    Eric R. Kandel

    Eric Richard Kandel is a psychiatrist, a neuroscience and professor of biochemistry and biophysics at the Columbia University College of Physicians and Surgeons....
    , neurobiology
    Neurobiology

    Neurobiology is the study of cell s of the nervous system and the organization of these cells into functional biological neural network that process information and mediate behavior....
     researcher and Nobel laureate.


Deaths

  • February 3 - A. K. Erlang
    Agner Krarup Erlang

    Agner Krarup Erlang was a Denmark mathematician, statistician and engineer, who invented the fields of teletraffic engineering and queueing theory....
     (b. 1878
    1878 in science

    The year 1878 in science and technology involved many significant events, listed below....
    ), mathematician
    Mathematician

    A mathematician is a person whose primary area of study and/or research is the field of mathematics....
    .
  • March 6 - David Buick, automobile
    Automobile

    An automobile or motor car is a wheeled motor vehicle for transportation passengers, which also carries its own car engine or motor. Most definitions of the term specify that automobiles are designed to run primarily on roads, to have seating for one to eight people, to typically have four wheels, and to be constructed principally f...
     pioneer.
  • April 4 - Karl Benz
    Karl Benz

    Karl Friedrich Benz, sometimes spelled as Carl, was a Germany engine designer and automobile engineer, generally regarded as the inventor of the gasoline-powered automobile and pioneering founder of the automobile manufacturer, Mercedes-Benz....
     (b. 1844
    1844 in science

    The year 1844 in science and technology involved some significant events, listed below....
    ), German
    Germany

    Germany , officially the Federal Republic of Germany , is a country in Central Europe. It is bordered to the north by the North Sea, Denmark, and the Baltic Sea; to the east by Poland and the Czech Republic; to the south by Austria and Switzerland; and to the west by France, Luxembourg, Belgium, and the Netherlands....
     automotive pioneer and mechanical engineer
  • August 27 - Herman Potocnik Noordung
    Herman Potocnik

    Herman Potocnik was a Slovenes rocket engineer and pioneer of cosmonautics . He is chiefly remembered for his work addressing the long-term human habitation of space....
     (b. 1892
    1892 in science

    The year 1892 in science and technology involved some significant events, listed below....
    ), Slovene pioneer of astronautics and cosmonautics.
  • November 17 - Herman Hollerith
    Herman Hollerith

    Herman Hollerith was a German-American statistician who developed a mechanical Tabulating machine based on punched cards in order to rapidly tabulate statistics from millions of pieces of data....
     (b. 1860
    1860 in science

    The year 1860 in science and technology involved some significant events, listed below....
    ), statistician
    Statistician

    Statisticians work with theoretical and applied statistics in both the private and public sectors. The core of that work is to measure, interpret, and describe the world and human activity patterns within it....
    , punch card
    Punch card

    A punch card or punched card , is a piece of paperboard that contains digital information represented by the presence or absence of holes in predefined positions....
     inventor.