The year 1952 in science and technology involved some significant events, listed below.

Biology

* August 1 – Around 9 o'clock AM Pacific Time Zone, the San Benedicto rock wren goes

extinct Extinction is the termination of an organism by the death of its Endling, last member. A taxon may become Functional extinction, functionally extinct before the death of its last member if it loses the capacity to Reproduction, reproduce and ...

as its island home is smothered in a massive

volcanic A volcano is commonly defined as a vent or fissure in the crust of a planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and gases to escape from a magma chamber below the surface. On Earth, volcanoes are most often fo ...

eruption. * August 14 –

Alan Turing Alan Mathison Turing (; 23 June 1912 – 7 June 1954) was an English mathematician, computer scientist, logician, cryptanalyst, philosopher and theoretical biologist. He was highly influential in the development of theoretical computer ...

's paper "

The Chemical Basis of Morphogenesis "The Chemical Basis of Morphogenesis" is an article that the English mathematician Alan Turing wrote in 1952. It describes how patterns in nature, such as stripes and spirals, can arise naturally from a homogeneous, uniform state. The theory, w ...

" is published, putting forward a reaction–diffusion hypothesis of

pattern formation The science of pattern formation deals with the visible, (statistically) orderly outcomes of self-organization and the common principles behind similar patterns in nature. In developmental biology, pattern formation refers to the generation of c ...

, considered a seminal piece of work in

morphogenesis Morphogenesis (from the Greek ''morphê'' shape and ''genesis'' creation, literally "the generation of form") is the biological process that causes a cell, tissue or organism to develop its shape. It is one of three fundamental aspects of deve ...

. * August 28 –

Alan Hodgkin Sir Alan Lloyd Hodgkin (5 February 1914 – 20 December 1998) was an English physiology, physiologist and biophysics, biophysicist who shared the 1963 Nobel Prize in Physiology or Medicine with Andrew Huxley and John Eccles (neurophysiologist) ...

and

Andrew Huxley Sir Andrew Fielding Huxley (22 November 191730 May 2012) was an English physiologist and biophysicist. He was born into the prominent Huxley family. After leaving Westminster School in central London, he went to Trinity College, Cambridge, ...

publish the

Hodgkin–Huxley model The Hodgkin–Huxley model, or conductance-based model, is a mathematical model that describes how action potentials in neurons are initiated and propagated. It is a set of nonlinear differential equations that approximates the electrical engine ...

action potential An action potential (also known as a nerve impulse or "spike" when in a neuron) is a series of quick changes in voltage across a cell membrane. An action potential occurs when the membrane potential of a specific Cell (biology), cell rapidly ri ...

s in

neuron A neuron (American English), neurone (British English), or nerve cell, is an membrane potential#Cell excitability, excitable cell (biology), cell that fires electric signals called action potentials across a neural network (biology), neural net ...

s of the

squid giant axon The squid giant axon is the very large (up to 1.5 mm in diameter; typically around 0.5 mm) axon that controls part of the water jet propulsion system in squid. It was first described by L. W. Williams in 1909, but this discovery was fo ...

. * September 20 – Publication of the paper on the Hershey–Chase experiment showing conclusively that

DNA Deoxyribonucleic acid (; DNA) is a polymer composed of two polynucleotide chains that coil around each other to form a double helix. The polymer carries genetic instructions for the development, functioning, growth and reproduction of al ...

, not

protein Proteins are large biomolecules and macromolecules that comprise one or more long chains of amino acid residue (biochemistry), residues. Proteins perform a vast array of functions within organisms, including Enzyme catalysis, catalysing metab ...

, is the genetic material of

bacteriophage A bacteriophage (), also known informally as a phage (), is a virus that infects and replicates within bacteria. The term is derived . Bacteriophages are composed of proteins that Capsid, encapsulate a DNA or RNA genome, and may have structu ...

s. * October – Danish virologist Preben von Magnus publishes his observation of the von Magnus phenomenon producing defective interfering particles. * Biochemists Jack Gross and Rosalind Pitt-Rivers discover the

thyroid hormone File:Thyroid_system.svg, upright=1.5, The thyroid system of the thyroid hormones triiodothyronine, T3 and T4 rect 376 268 820 433 Thyroid-stimulating hormone rect 411 200 849 266 Thyrotropin-releasing hormone rect 297 168 502 200 Hypothalamus r ...

triiodothyronine Triiodothyronine, also known as T3, is a thyroid hormone. It affects almost every physiological process in the body, including growth and development, metabolism, body temperature, and heart rate. Production of T3 and its prohormone thyroxi ...

. * The

Braeburn The Braeburn is a cultivar of apple that is firm to the touch with a red/orange vertical streaky appearance on a yellow/green background. Its color intensity varies with different growing conditions. It was discovered as a chance seedling in ...

apple

cultivar A cultivar is a kind of Horticulture, cultivated plant that people have selected for desired phenotypic trait, traits and which retains those traits when Plant propagation, propagated. Methods used to propagate cultivars include division, root a ...

is discovered as a

chance seedling A chance seedling is a plant that is the product of unintentional breeding. Identifying the parent plants of a chance seedling may be difficult. It may be necessary to genetically analyse the seedling and surrounding plants to be sure. Plants th ...

in New Zealand. * Last confirmed sighting of the Caribbean monk seal, at

Serranilla Bank Serranilla Bank ( and ''Placer de la Serranilla'') is a partially submerged reef, with small uninhabited islets, in the western Caribbean Sea. It is situated about northeast of Punta Gorda, Nicaragua, and roughly southwest of Jamaica. The clo ...

, between

Jamaica Jamaica is an island country in the Caribbean Sea and the West Indies. At , it is the third-largest island—after Cuba and Hispaniola—of the Greater Antilles and the Caribbean. Jamaica lies about south of Cuba, west of Hispaniola (the is ...

and

Nicaragua Nicaragua, officially the Republic of Nicaragua, is the geographically largest Sovereign state, country in Central America, comprising . With a population of 7,142,529 as of 2024, it is the third-most populous country in Central America aft ...

Chemistry

Soviet The Union of Soviet Socialist Republics. (USSR), commonly known as the Soviet Union, was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 until Dissolution of the Soviet ...

scientists L. V. Radushkevich and V. M. Lukyanovich publish images of

carbon nanotube A carbon nanotube (CNT) is a tube made of carbon with a diameter in the nanometre range ( nanoscale). They are one of the allotropes of carbon. Two broad classes of carbon nanotubes are recognized: * ''Single-walled carbon nanotubes'' (''S ...

Computer science

* The first

autocode Autocode is the name of a family of "simplified coding systems", later called programming languages, devised in the 1950s and 1960s for a series of digital computers at the Universities of Manchester, Cambridge and London. Autocode was a generi ...

and its compiler are developed by Alick Glennie for the

Manchester Mark 1 The Manchester Mark 1 was one of the earliest stored-program computers, developed at the Victoria University of Manchester, England from the Manchester Baby (operational in June 1948). Work began in August 1948, and the first version was operat ...

computer, considered as the first working high-level compiled

programming language A programming language is a system of notation for writing computer programs. Programming languages are described in terms of their Syntax (programming languages), syntax (form) and semantics (computer science), semantics (meaning), usually def ...

History of science

* Discovery by

Derek J. de Solla Price Derek John de Solla Price (22 January 1922 – 3 September 1983) was a British physicist, history of science, historian of science, and information science, information scientist. He was known for his investigation of the Antikythera mechanism, ...

of a lost medieval scientific work entitled ''Equatorie of the Planetis'', initially attributed to

Geoffrey Chaucer Geoffrey Chaucer ( ; – 25 October 1400) was an English poet, author, and civil servant best known for ''The Canterbury Tales''. He has been called the "father of English literature", or, alternatively, the "father of English poetry". He w ...

Mathematics

John Forbes Nash, Jr. John Forbes Nash Jr. (June 13, 1928 – May 23, 2015), known and published as John Nash, was an American mathematician who made fundamental contributions to game theory, real algebraic geometry, differential geometry, and partial differenti ...

produces groundbreaking work in the area of real

algebraic geometry Algebraic geometry is a branch of mathematics which uses abstract algebraic techniques, mainly from commutative algebra, to solve geometry, geometrical problems. Classically, it studies zero of a function, zeros of multivariate polynomials; th ...

. * The

Bradley–Terry model The Bradley–Terry model is a probability model for the outcome of pairwise comparisons between items, teams, or objects. Given a pair of items and drawn from some population, it estimates the probability that the pairwise comparison turns out ...

probability theory Probability theory or probability calculus is the branch of mathematics concerned with probability. Although there are several different probability interpretations, probability theory treats the concept in a rigorous mathematical manner by expre ...

is presented.

Medicine

* February 6 – A

mechanical heart An artificial heart is a device that replaces the heart. Artificial hearts are typically used as a bridge to heart transplantation, but ongoing research aims to develop a device that could permanently replace the heart when a transplant—whe ...

is used for the first time in a human patient, in the United States. * March 1 – The

British Psychological Society The British Psychological Society (BPS) is a representative body for psychologists and psychology in the United Kingdom. History It was founded on 24 October 1901 at University College London (UCL) as ''The Psychological Society'', the org ...

is founded. * September 2 – The first successful operation to correct a

cardiac shunt In cardiology, a cardiac shunt is a pattern of blood flow in the heart that deviates from the normal circuit of the circulatory system. It may be described as right-left, left-right or bidirectional, or as systemic-to-pulmonary or pulmonary-to-s ...

("hole in the heart") is performed by Drs F. John Lewis and C. Walton Lillehei on a 5-year-old girl in the United States utilising the induced

hypothermia Hypothermia is defined as a body core temperature below in humans. Symptoms depend on the temperature. In mild hypothermia, there is shivering and mental confusion. In moderate hypothermia, shivering stops and confusion increases. In severe ...

technique developed by Wilfred Gordon "Bill" Bigelow. * November –

Royal College of General Practitioners The Royal College of General Practitioners (RCGP) is the professional body for general (medical) practitioners (GPs/ Family Physicians/ Primary Care Physicians) in the United Kingdom. The RCGP represents and supports GPs on key issues including ...

established in the United Kingdom. * November 20 – The first successful sex reassignment surgery is performed in

Copenhagen Copenhagen ( ) is the capital and most populous city of Denmark, with a population of 1.4 million in the Urban area of Copenhagen, urban area. The city is situated on the islands of Zealand and Amager, separated from Malmö, Sweden, by the ...

, making George Jorgensen Jr. become

Christine Jorgensen Christine Jorgensen (; May 30, 1926 – May 3, 1989) was an American actress, singer, recording artist, and transgender activist. A trans woman, she was the first person to become widely known in the United States for having Sex reassignment ...

. * December 14 – The first successful surgical separation of

conjoined twins Conjoined twins, popularly referred to as Siamese twins, are twins joined '' in utero''. It is a very rare phenomenon, estimated to occur in anywhere between one in 50,000 births to one in 200,000 births, with a somewhat higher incidence in south ...

is conducted in Mount Sinai Hospital,

Cleveland Cleveland is a city in the U.S. state of Ohio and the county seat of Cuyahoga County. Located along the southern shore of Lake Erie, it is situated across the Canada–U.S. maritime border and approximately west of the Ohio-Pennsylvania st ...

Ohio Ohio ( ) is a U.S. state, state in the Midwestern United States, Midwestern region of the United States. It borders Lake Erie to the north, Pennsylvania to the east, West Virginia to the southeast, Kentucky to the southwest, Indiana to the ...

. * December –

Robert Gwyn Macfarlane Robert Gwyn Macfarlane (26 June 1907 – 26 March 1987) was an English hematologist. Life Born in Worthing, Sussex, Gwyn Macfarlane left Cheltenham College in 1924 and a year later entered the Medical School of St Bartholomew's Hospital, Lond ...

and colleagues publish the first identification of

Haemophilia B Haemophilia B, also spelled hemophilia B, is a blood clotting disorder causing easy bruising and bleeding due to an inherited mutation of the gene for factor IX, and resulting in a deficiency of factor IX. It is less common than factor VIII defic ...

. * American obstetrical

anesthesiologist Anesthesiology, anaesthesiology or anaesthesia is the medical specialty concerned with the total perioperative medicine, perioperative care of patients before, during and after surgery. It encompasses anesthesia, intensive care medicine, critica ...

Dr.

Virginia Apgar Virginia Apgar (June 7, 1909August 7, 1974) was an American physician, obstetrical anesthesiologist and medical researcher, best known as the inventor of the Apgar score, a way to quickly assess the health of a newborn child immediately after bi ...

devises the

Apgar score The Apgar score is a quick way for health professionals to evaluate the health of all newborns at 1 and 5 minutes after birth and in response to resuscitation. It was originally developed in 1952 by an anesthesiologist at Columbia University, ...

as a simple replicable method of quickly and summarily assessing the health of babies immediately after

childbirth Childbirth, also known as labour, parturition and delivery, is the completion of pregnancy, where one or more Fetus, fetuses exits the Womb, internal environment of the mother via vaginal delivery or caesarean section and becomes a newborn to ...

. * American orthopedic surgeon Armin Klein publishes Klein's line as a diagnostic tool. *

Jean Delay Jean Delay (14 November 1907, Bayonne – 29 May 1987, Paris) was a French psychiatrist, neurologist, writer, and a member of the Académie française (Chair 17). His assistant Pierre Deniker conducted a test of chlorpromazine on the male me ...

, head of psychiatry at Sainte-Anne Hospital, Paris, with Jean-François Buisson, reports the

antidepressant Antidepressants are a class of medications used to treat major depressive disorder, anxiety disorders, chronic pain, and addiction. Common side effects of antidepressants include Xerostomia, dry mouth, weight gain, dizziness, headaches, akathi ...

effect of

isoniazid Isoniazid, also known as isonicotinic acid hydrazide (INH), is an antibiotic used for the treatment of tuberculosis. For active tuberculosis, it is often used together with rifampicin, pyrazinamide, and either streptomycin or ethambutol. F ...

Physics

* November 1 –

Nuclear testing Nuclear weapons tests are experiments carried out to determine the performance of nuclear weapons and the effects of Nuclear explosion, their explosion. Nuclear testing is a sensitive political issue. Governments have often performed tests to si ...

Operation Ivy Operation Ivy was the eighth series of American nuclear tests, coming after '' Tumbler-Snapper'' and before '' Upshot–Knothole''. The two explosions were staged in late 1952 at Enewetak Atoll in the Pacific Proving Ground in the Marshall I ...

– The United States successfully detonates the first hydrogen device, codenamed "

Ivy Mike Ivy Mike was the code name, codename given to the first full-scale test of a Thermonuclear weapon, thermonuclear device, in which a significant fraction of the explosive nuclear weapon yield, yield comes from nuclear fusion. Ivy Mike was detona ...

" m" for megaton at

Eniwetok Enewetak Atoll (; also spelled Eniwetok Atoll or sometimes Eniewetok; , , or , ; known to the Japanese as Brown Atoll or Brown Island; ) is a large coral atoll of 40 islands in the Pacific Ocean and with its 296 people (as of 2021) forms a legi ...

island in the

Bikini Atoll Bikini Atoll ( or ; Marshallese language, Marshallese: , , ), known as Eschscholtz Atoll between the 19th century and 1946, is a coral reef in the Marshall Islands consisting of 23 islands surrounding a central lagoon. The atoll is at the no ...

located in the Pacific Ocean. The elements

einsteinium Einsteinium is a synthetic chemical element; it has symbol Es and atomic number 99 and is a member of the actinide series and the seventh transuranium element. Einsteinium was discovered as a component of the debris of the first hydrogen bomb ...

and

fermium Fermium is a synthetic chemical element; it has symbol Fm and atomic number 100. It is an actinide and the heaviest element that can be formed by neutron bombardment of lighter elements, and hence the last element that can be prepared in macros ...

are discovered in the fallout. *

Geoffrey Dummer Geoffrey William Arnold Dummer (25 February 1909 – 9 September 2002) was an English electronics engineer and consultant, who is credited as being the first person to popularise the concepts that ultimately led to the development of the inte ...

proposes the

integrated circuit An integrated circuit (IC), also known as a microchip or simply chip, is a set of electronic circuits, consisting of various electronic components (such as transistors, resistors, and capacitors) and their interconnections. These components a ...

Technology

* September 30 – The

Cinerama Cinerama is a widescreen process that originally projected images simultaneously from three synchronized 35 mm movie film, 35mm projectors onto a huge, deeply curved screen, Subtended angle, subtending 146-degrees of arc. The trademarked pr ...

widescreen Widescreen images are displayed within a set of aspect ratio (image), aspect ratios (relationship of image width to height) used in film, television and computer screens. In film, a widescreen film is any film image with a width-to-height aspect ...

film system, developed by

Fred Waller Frederic Waller (1886 – May 18, 1954) was an American inventor and film pioneer. Career Waller is most known for his contributions to film special effects while working at Paramount Pictures, for his creation of the Waller Flexible Gunnery Tra ...

, debuts with the movie ''

This Is Cinerama ''This Is Cinerama'' is a 1952 American documentary film directed by Mike Todd, Michael Todd Jr., Walter A. Thompson and Fred Rickey and starring Lowell Thomas.

'' at the

Broadway Theatre Broadway theatre,Although ''theater'' is generally the spelling for this common noun in the United States (see American and British English spelling differences#-re, -er, American and British English spelling differences), many of the List of ...

in New York City. * October 7 – The

barcode A barcode or bar code is a method of representing data in a visual, Machine-readable data, machine-readable form. Initially, barcodes represented data by varying the widths, spacings and sizes of parallel lines. These barcodes, now commonly ref ...

patent A patent is a type of intellectual property that gives its owner the legal right to exclude others from making, using, or selling an invention for a limited period of time in exchange for publishing an sufficiency of disclosure, enabling discl ...

ed in the United States by Norman J. Woodland and

Bernard Silver Bernard Silver (September 21, 1924 – August 28, 1963) was an electrical engineer and early developer of barcode technology alongside Norman Joseph Woodland. Silver earned his Bachelor of Science in Electrical Engineering from the Drexel Institu ...

, though it does not make its first appearance in an American shop until

1974 Major events in 1974 include the aftermath of the 1973 oil crisis and the resignation of United States President Richard Nixon following the Watergate scandal. In the Middle East, the aftermath of the 1973 Yom Kippur War determined politics; ...

Awards

Nobel Prize The Nobel Prizes ( ; ; ) are awards administered by the Nobel Foundation and granted in accordance with the principle of "for the greatest benefit to humankind". The prizes were first awarded in 1901, marking the fifth anniversary of Alfred N ...

s **

Physics Physics is the scientific study of matter, its Elementary particle, fundamental constituents, its motion and behavior through space and time, and the related entities of energy and force. "Physical science is that department of knowledge whi ...

–

Felix Bloch Felix Bloch (; ; 23 October 1905 – 10 September 1983) was a Swiss-American physicist who shared the 1952 Nobel Prize in Physics with Edward Mills Purcell "for their development of new methods for nuclear magnetic precision measurements and di ...

Edward Mills Purcell Edward Mills Purcell (August 30, 1912 – March 7, 1997) was an American physicist who shared the 1952 Nobel Prize for Physics for his independent discovery (published 1946) of nuclear magnetic resonance in liquids and in solids. Nuclear magn ...

Chemistry Chemistry is the scientific study of the properties and behavior of matter. It is a physical science within the natural sciences that studies the chemical elements that make up matter and chemical compound, compounds made of atoms, molecules a ...

–

Archer John Porter Martin Archer John Porter Martin (1 March 1910 – 28 July 2002) was a British chemist who shared the 1952 Nobel Prize in Chemistry for the invention of partition chromatography with Richard Synge. Early life Martin's father was a GP. Martin was e ...

Richard Laurence Millington Synge Richard Laurence Millington Synge (28 October 1914 – 18 August 1994) was a British biochemist, and shared the 1952 Nobel Prize in Chemistry for the invention of partition chromatography with Archer Martin. Life Richard Laurence Millington ...

Medicine Medicine is the science and Praxis (process), practice of caring for patients, managing the Medical diagnosis, diagnosis, prognosis, Preventive medicine, prevention, therapy, treatment, Palliative care, palliation of their injury or disease, ...

– Selman Abraham Waksman

Births

* February 2 –

Ralph Merkle Ralph C. Merkle (born February 2, 1952) is an American computer scientist and mathematician. He is one of the inventors of public-key cryptography, the inventor of cryptographic hashing, and more recently a researcher and speaker on cryonics. M ...

, American computer scientist, co-inventor of

public-key cryptography Public-key cryptography, or asymmetric cryptography, is the field of cryptographic systems that use pairs of related keys. Each key pair consists of a public key and a corresponding private key. Key pairs are generated with cryptographic alg ...

. * February 15 – Frances Ashcroft, English

geneticist A geneticist is a biologist or physician who studies genetics, the science of genes, heredity, and variation of organisms. A geneticist can be employed as a scientist or a lecturer. Geneticists may perform general research on genetic process ...

. * February 19 – Marcia McNutt, American

geophysicist Geophysics () is a subject of natural science concerned with the physical processes and properties of Earth and its surrounding space environment, and the use of quantitative methods for their analysis. Geophysicists conduct investigations acros ...

, science editor, and president of the

National Academy of Sciences The National Academy of Sciences (NAS) is a United States nonprofit, NGO, non-governmental organization. NAS is part of the National Academies of Sciences, Engineering, and Medicine, along with the National Academy of Engineering (NAE) and the ...

. * February 28 – Simon P. Norton (died

2019 This was the year in which the first known human case of COVID-19 was documented, preceding COVID-19 pandemic, the pandemic which was declared by the World Health Organization the following year. Up to that point, 2019 had been described as ...

), English

mathematician A mathematician is someone who uses an extensive knowledge of mathematics in their work, typically to solve mathematical problems. Mathematicians are concerned with numbers, data, quantity, mathematical structure, structure, space, Mathematica ...

, co-discoverer of '

monstrous moonshine In mathematics, monstrous moonshine, or moonshine theory, is the unexpected connection between the monster group ''M'' and modular functions, in particular the ''j'' function. The initial numerical observation was made by John McKay in 1978, ...

'. * March 24 – Reinhard Genzel,

German German(s) may refer to: * Germany, the country of the Germans and German things **Germania (Roman era) * Germans, citizens of Germany, people of German ancestry, or native speakers of the German language ** For citizenship in Germany, see also Ge ...

astrophysicist,

Nobel Prize in Physics The Nobel Prize in Physics () is an annual award given by the Royal Swedish Academy of Sciences for those who have made the most outstanding contributions to mankind in the field of physics. It is one of the five Nobel Prizes established by the ...

, co-discovererer of

black hole A black hole is a massive, compact astronomical object so dense that its gravity prevents anything from escaping, even light. Albert Einstein's theory of general relativity predicts that a sufficiently compact mass will form a black hole. Th ...

s. * March 26 –

Gary Ruvkun Gary Bruce Ruvkun (born March 26, 1952) is an American molecular biologist at Massachusetts General Hospital and professor of genetics at Harvard Medical School in Boston. Ruvkun discovered the mechanism by which '' lin-4'', the first microRN ...

, American

molecular biologist Molecular biology is a branch of biology that seeks to understand the molecule, molecular basis of biological activity in and between Cell (biology), cells, including biomolecule, biomolecular synthesis, modification, mechanisms, and interactio ...

Nobel Prize in Physiology or Medicine The Nobel Prize in Physiology or Medicine () is awarded yearly by the Nobel Assembly at the Karolinska Institute for outstanding discoveries in physiology or medicine. The Nobel Prize is not a single prize, but five separate prizes that, acco ...

. * July 15 – Ann Dowling, English mechanical engineer. * August 14 – Peter Fonagy, Hungarian-born British psychoanalyst and clinical psychologist. * August 25 – Charles M. Rice, American

virologist Virology is the scientific study of biological viruses. It is a subfield of microbiology that focuses on their detection, structure, classification and evolution, their methods of infection and exploitation of host cells for reproduction, the ...

, co-discovererer of the

hepatitis C virus The hepatitis C virus (HCV) is a small (55–65 nm in size), enveloped, positive-sense single-stranded RNA virus of the family ''Flaviviridae''. The hepatitis C virus is the cause of hepatitis C and some cancers such as liver cancer ( hepatoc ...

. *

Venki Ramakrishnan Venkatraman Ramakrishnan (born 1952) is a British-American structural biologist. He shared the 2009 Nobel Prize in Chemistry with Thomas A. Steitz and Ada Yonath for research on the structure and function of ribosomes. Since 1999, he has wo ...

, Indian-born American-British structural biologist.

Deaths

* March 5 – Sir Charles Sherrington (born

1857 Events January–March * January 1 – The biggest Estonian newspaper, '' Postimees'', is established by Johann Voldemar Jannsen. * January 7 – The partly French-owned London General Omnibus Company begins operating. * Ja ...

), English neurophysiologist and

bacteriologist A bacteriologist is a microbiologist, or similarly trained professional, in bacteriology— a subdivision of microbiology that studies bacteria, typically Pathogenic bacteria, pathogenic ones. Bacteriologists are interested in studying and learnin ...

1932. * April 2 –

Bernard Lyot Bernard Ferdinand Lyot (2 7 February 1897 in Paris – 2 April 1952 in Cairo) was a French astronomer. Biography An avid reader of the works of Camille Flammarion, he became a member of the Société Astronomique de France in 1915 and made ...

(born

1897 Events January * January 2 – The International Alpha Omicron Pi sorority is founded, in New York City. * January 4 – A British force is ambushed by Chief Ologbosere, son-in-law of the ruler. This leads to a punitive expedit ...

), French astronomer. * April 8 – Tadeusz Estreicher (born

1871 Events January–March * January 3 – Franco-Prussian War: Battle of Bapaume – Prussians win a strategic victory. * January 18 – Proclamation of the German Empire: The member states of the North German Confederation and the sout ...

), Polish chemist. * June 17 –

Jack Parsons John Whiteside Parsons (born Marvel Whiteside Parsons; October 2, 1914 – June 17, 1952) was an American Aerospace engineering, rocket engineer, chemist, and Thelemite, Thelemite occultist. Parsons was one of the principal founders of both th ...

(born

1914 This year saw the beginning of what became known as the First World War, after Archduke Franz Ferdinand of Austria, heir to the Austrian throne was Assassination of Archduke Franz Ferdinand, assassinated by Serbian nationalist Gavrilo Princip ...

), American rocket engineer and occultist. * September 5 – Hermann Stieve (born

1886 Events January * January 1 – Upper Burma is formally annexed to British rule in Burma, British Burma, following its conquest in the Third Anglo-Burmese War of November 1885. * January 5–January 9, 9 – Robert Louis Stevenson ...

anatomist Anatomy () is the branch of morphology concerned with the study of the internal structure of organisms and their parts. Anatomy is a branch of natural science that deals with the structural organization of living things. It is an old scien ...

and histologist. * November 2 –

Chaim Weizmann Chaim Azriel Weizmann ( ; 27 November 1874 – 9 November 1952) was a Russian-born Israeli statesman, biochemist, and Zionist leader who served as president of the World Zionist Organization, Zionist Organization and later as the first pre ...

(born

1874 Events January * January 1 – New York City annexes The Bronx. * January 2 – Ignacio María González becomes head of state of the Dominican Republic for the first time. * January 3 – Third Carlist War: Battle of Caspe &n ...

), Belarusian-born

chemist A chemist (from Greek ''chēm(ía)'' alchemy; replacing ''chymist'' from Medieval Latin ''alchemist'') is a graduated scientist trained in the study of chemistry, or an officially enrolled student in the field. Chemists study the composition of ...

, first

President of Israel The president of the State of Israel (, or ) is the head of state of Israel. The president is mostly, though not entirely, ceremonial; actual executive power is vested in the Cabinet of Israel, cabinet led by the Prime Minister of Israel, pr ...

. * November 24 – André Rochon-Duvigneaud (born

1863 Events January * January 1 – Abraham Lincoln signs the Emancipation Proclamation during the third year of the American Civil War, making the abolition of slavery in the Confederate States of America an official war goal. The signing ...

), French

ophthalmologist Ophthalmology (, ) is the branch of medicine that deals with the diagnosis, treatment, and surgery of eye diseases and disorders. An ophthalmologist is a physician who undergoes subspecialty training in medical and surgical eye care. Following a ...

. * December 4 –

Karen Horney Karen Horney (; ; ; 16 September 1885 – 4 December 1952) was a German psychoanalyst who practiced in the United States during her later career. Her theories questioned some traditional Freudian views. This was particularly true of her theories ...

(born 1885), German American

psychoanalyst PsychoanalysisFrom Greek: and is a set of theories and techniques of research to discover unconscious processes and their influence on conscious thought, emotion and behaviour. Based on dream interpretation, psychoanalysis is also a talk th ...

. * December 19 – Colonel Sir Charles Arden-Close (born

1865 Events January * January 4 – The New York Stock Exchange opens its first permanent headquarters at 10-12 Broad near Wall Street, in New York City. * January 13 – American Civil War: Second Battle of Fort Fisher – Unio ...

), British

cartographer Cartography (; from , 'papyrus, sheet of paper, map'; and , 'write') is the study and practice of making and using maps. Combining science, aesthetics and technique, cartography builds on the premise that reality (or an imagined reality) can ...

Notes

{{DEFAULTSORT:1952 In Science 20th century in science 1950s in science