The year 1986 in science and technology involved many significant events, some not listed below.

Astronomy and space exploration

* January 24 – NASA ''

Voyager 2 ''Voyager 2'' is a space probe launched by NASA on August 20, 1977, to study the outer planets and interstellar space beyond the Sun's heliosphere. As a part of the Voyager program, it was launched 16 days before its twin, '' Voyager 1'', o ...

'' space probe makes first encounter with

Uranus Uranus is the seventh planet from the Sun. Its name is a reference to the Greek god of the sky, Uranus ( Caelus), who, according to Greek mythology, was the great-grandfather of Ares (Mars), grandfather of Zeus (Jupiter) and father of ...

. * January 28 – NASA Space Shuttle ''Challenger'' explodes on launch, killing all seven astronauts aboard. Their bodies are located by

United States Navy The United States Navy (USN) is the maritime service branch of the United States Armed Forces and one of the eight uniformed services of the United States. It is the largest and most powerful navy in the world, with the estimated tonnage ...

divers on March 9. * February 19 – The

Soviet Union The Soviet Union,. officially the Union of Soviet Socialist Republics. (USSR),. was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 to 1991. A flagship communist state, ...

launches the ''

Mir ''Mir'' (russian: Мир, ; ) was a space station that operated in low Earth orbit from 1986 to 2001, operated by the Soviet Union and later by Russia. ''Mir'' was the first modular space station and was assembled in orbit from 1986 to&n ...

'' space station. * March 8 – Japanese spacecraft ''

Suisei Suisei is Japanese for "comet" and the Japanese name for the planet Mercury. It may also stand for: *Hoshimachi Suisei, Japanese virtual YouTuber * Suisei (probe) , originally known as Planet-A, was an unmanned space probe developed by the I ...

'' flies by

Halley's Comet Halley's Comet or Comet Halley, officially designated 1P/Halley, is a short-period comet visible from Earth every 75–79 years. Halley is the only known short-period comet that is regularly visible to the naked eye from Earth, and thus the on ...

, studying its UV hydrogen corona and solar wind. * October 10 –

Aten asteroid The Aten asteroids are a dynamical group of asteroids whose orbits bring them into proximity with Earth. By definition, Atens are Earth-crossing asteroids . The group is named after 2062 Aten, the first of its kind, discovered on 7 January ...

3753 Cruithne, in

co-orbital configuration In astronomy, a co-orbital configuration is a configuration of two or more astronomical objects (such as asteroids, moons, or planets) orbiting at the same, or very similar, distance from their primary, i.e. they are in a 1:1 mean-motion resonance ...

with Earth, is identified by Duncan Waldron.

Biology

* May – First reported methods for constructing a

monoclonal antibody A monoclonal antibody (mAb, more rarely called moAb) is an antibody produced from a cell Lineage made by cloning a unique white blood cell. All subsequent antibodies derived this way trace back to a unique parent cell. Monoclonal antibodies ...

containing parts from mouse and human antibodies, a required first step toward the development of humanized antibodies used later as medical therapeutics (such as

Infliximab Infliximab, a chimeric monoclonal antibody, sold under the brand name Remicade among others, is a medication used to treat a number of autoimmune diseases. This includes Crohn's disease, ulcerative colitis, rheumatoid arthritis, ankylosing spon ...

). * English epidemiologist David Barker proposes his fetal origins hypothesis.

Computer science

* January 16 – The

Internet Engineering Task Force The Internet Engineering Task Force (IETF) is a standards organization for the Internet and is responsible for the technical standards that make up the Internet protocol suite (TCP/IP). It has no formal membership roster or requirements and a ...

, a

standards organization A standards organization, standards body, standards developing organization (SDO), or standards setting organization (SSO) is an organization whose primary function is developing, coordinating, promulgating, revising, amending, reissuing, interpr ...

that develops and promotes

Internet standards In computer network engineering, an Internet Standard is a normative specification of a technology or methodology applicable to the Internet. Internet Standards are created and published by the Internet Engineering Task Force (IETF). They allow ...

, holds its first meeting, consisting of 21 United States government-funded researchers. * January 19 – The first

MS-DOS MS-DOS ( ; acronym for Microsoft Disk Operating System, also known as Microsoft DOS) is an operating system for x86-based personal computers mostly developed by Microsoft. Collectively, MS-DOS, its rebranding as IBM PC DOS, and a few ope ...

-based personal computer virus,

Brain A brain is an organ that serves as the center of the nervous system in all vertebrate and most invertebrate animals. It is located in the head, usually close to the sensory organs for senses such as vision. It is the most complex organ in a ve ...

, starts to spread. * April 3 – IBM unveils the PC Convertible, the first laptop computer. * June 23 – Eric Thomas develops LISTSERV, the first email list management software. *

Internet Message Access Protocol In computing, the Internet Message Access Protocol (IMAP) is an Internet standard protocol used by email clients to retrieve email messages from a mail server over a TCP/IP connection. IMAP is defined by . IMAP was designed with the goal of per ...

(IMAP) is visualized by

Mark Crispin Mark Reed Crispin (July 19, 1956 in Camden, New Jersey – December 28, 2012 in Poulsbo, Washington) is best known as the father of the Internet Message Access Protocol (IMAP), having invented it in 1985 during his time at the Stanford Knowle ...

. *

3D printing 3D printing or additive manufacturing is the construction of a three-dimensional object from a CAD model or a digital 3D model. It can be done in a variety of processes in which material is deposited, joined or solidified under computer co ...

is developed by

Charles Hull Charles Hull VC (24 July 1890 – 13 February 1953) was an English recipient of the Victoria Cross, the highest and most prestigious award for gallantry in the face of the enemy that can be awarded to British and Commonwealth forces during ...

. *

Pixar Pixar Animation Studios (commonly known as Pixar () and stylized as P I X A R) is an American computer animation studio known for its critically and commercially successful computer animated feature films. It is based in Emeryville, Californ ...

is founded.

Mathematics

* Summer –

Kenneth Alan Ribet Kenneth Alan Ribet (; born June 28, 1948) is an American mathematician working in algebraic number theory and algebraic geometry. He is known for the Herbrand–Ribet theorem and Ribet's theorem, which were key ingredients in the proof of Fermat ...

demonstrates proof of the ε-conjecture, subsequently known as

Ribet's theorem Ribet's theorem (earlier called the epsilon conjecture or ε-conjecture) is part of number theory. It concerns properties of Galois representations associated with modular forms. It was proposed by Jean-Pierre Serre and proven by Ken Ribet. The ...

confirming

Gerhard Frey Gerhard Frey (; born 1 June 1944) is a German mathematician, known for his work in number theory. Following an original idea of Hellegouarch, he developed the notion of Frey–Hellegouarch curves, a construction of an elliptic curve from a pur ...

's suggestion that the Taniyama–Shimura conjecture implies

Fermat's Last Theorem In number theory, Fermat's Last Theorem (sometimes called Fermat's conjecture, especially in older texts) states that no three positive integers , , and satisfy the equation for any integer value of greater than 2. The cases and have been ...

. * Lawrence Paulson makes the first release of

Isabelle (proof assistant) The Isabelle automated theorem prover is a higher-order logic (HOL) theorem prover, written in Standard ML and Scala. As an LCF-style theorem prover, it is based on a small logical core (kernel) to increase the trustworthiness of proofs with ...

. *

Lee Sallows Lee Cecil Fletcher Sallows (born April 30, 1944) is a British electronics engineer known for his contributions to recreational mathematics. He is particularly noted as the inventor of golygons, self-enumerating sentences, and geomagic squares. ...

introduces the alphamagic square.

Technology

* January 11 – The

Gateway Bridge The Sir Leo Hielscher Bridges are a side-by-side pair of road bridges on the Gateway Motorway (M1), which skirts the eastern suburbs of Brisbane, Queensland, Australia. The western bridge carries traffic to the north and the eastern bridge car ...

is opened in

Brisbane Brisbane ( ) is the capital and most populous city of the Australian state of Queensland, and the third-most populous city in Australia and Oceania, with a population of approximately 2.6 million. Brisbane lies at the centre of the South ...

, Australia, the world's largest

prestressed concrete Prestressed concrete is a form of concrete used in construction. It is substantially "prestressed" ( compressed) during production, in a manner that strengthens it against tensile forces which will exist when in service. Post-tensioned concreted i ...

single box bridge. * April 26 – Chernobyl disaster: An

RBMK The RBMK (russian: реактор большой мощности канальный, РБМК; ''reaktor bolshoy moshchnosti kanalnyy'', "high-power channel-type reactor") is a class of graphite-moderated nuclear power reactor designed and buil ...

Chernobyl Nuclear Power Plant The Chernobyl Nuclear Power Plant (ChNPP; ; ), is a nuclear power plant undergoing decommissioning. ChNPP is located near the abandoned city of Pripyat in northern Ukraine northwest of the city of Chernobyl, from the Belarus–Ukraine borde ...

in the

Ukrainian Soviet Socialist Republic The Ukrainian Soviet Socialist Republic ( uk, Украї́нська Радя́нська Соціалісти́чна Респу́бліка, ; russian: Украи́нская Сове́тская Социалисти́ческая Респ ...

reaches

prompt criticality In nuclear engineering, prompt criticality describes a nuclear fission event in which criticality (the threshold for an exponentially growing nuclear fission chain reaction) is achieved with prompt neutrons alone (neutrons that are released immed ...

. * December 23 –

Rutan Voyager The Rutan Model 76 Voyager was the first aircraft to fly around the world without stopping or refueling. It was piloted by Dick Rutan and Jeana Yeager. The flight took off from Edwards Air Force Base's 15,000 foot (4,600 m) runway in the Moja ...

becomes the first aircraft to fly around the world without stopping or refueling, landing at Edwards Air Force Base in

California California is a state in the Western United States, located along the Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the most populous U.S. state and the 3rd largest by area. It is also the m ...

after a nine-day trip piloted by

Dick Rutan Richard Glenn Rutan (born July 1, 1938) is a retired United States Air Force officer and fighter pilot, test pilot, and record-breaking aviator who in 1986 piloted the Voyager aircraft on the first non-stop, non-refueled around-the-world flight w ...

and

Jeana Yeager Jeana Lee Yeager (born May 18, 1952) is an American aviator. She co-piloted, along with Dick Rutan, the first non-stop, non-refueled flight around the world in the Rutan Voyager aircraft from December 14 to 23, 1986. The flight took 9 days, 3 ...

Awards

* Crafoord Prize in Geosciences: Gerald Wasserburg and Claude Jean Allègre * Fields Prize in Mathematics:

Simon Donaldson Sir Simon Kirwan Donaldson (born 20 August 1957) is an English mathematician known for his work on the topology of smooth (differentiable) four-dimensional manifolds, Donaldson–Thomas theory, and his contributions to Kähler geometry. H ...

Gerd Faltings Gerd Faltings (; born 28 July 1954) is a German mathematician known for his work in arithmetic geometry. Education From 1972 to 1978, Faltings studied mathematics and physics at the University of Münster. In 1978 he received his PhD in mathema ...

and

Michael Freedman Michael Hartley Freedman (born April 21, 1951) is an American mathematician, at Microsoft Station Q, a research group at the University of California, Santa Barbara. In 1986, he was awarded a Fields Medal for his work on the 4-dimensional gene ...

* Nobel Prizes **

Physics Physics is the natural science that studies matter, its 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 which r ...

–

Ernst Ruska Ernst August Friedrich Ruska (; 25 December 1906 – 27 May 1988) was a German physicist who won the Nobel Prize in Physics in 1986 for his work in electron optics, including the design of the first electron microscope. Life and career Erns ...

Gerd Binnig Gerd Binnig (; born 20 July 1947) is a German physicist. He is most famous for having won the Nobel Prize in Physics jointly with Heinrich Rohrer in 1986 for the invention of the scanning tunneling microscope. Early life and education Binnig ...

Heinrich Rohrer Heinrich Rohrer (6 June 1933 – 16 May 2013) was a Swiss physicist who shared half of the 1986 Nobel Prize in Physics with Gerd Binnig for the design of the scanning tunneling microscope (STM). The other half of the Prize was awarded to Ernst R ...

** Chemistry – Dudley R. Herschbach, Yuan T. Lee, John C. Polanyi **

Medicine Medicine is the science and practice of caring for a patient, managing the diagnosis, prognosis, prevention, treatment, palliation of their injury or disease, and promoting their health. Medicine encompasses a variety of health care pr ...

– Stanley Cohen,

Rita Levi-Montalcini Rita Levi-Montalcini (, ; 22 April 1909 – 30 December 2012) was an Italian Nobel laureate, honored for her work in neurobiology. She was awarded the 1986 Nobel Prize in Physiology or Medicine jointly with colleague Stanley Cohen for th ...

Turing Award The ACM A. M. Turing Award is an annual prize given by the Association for Computing Machinery (ACM) for contributions of lasting and major technical importance to computer science. It is generally recognized as the highest distinction in comput ...

–

John Hopcroft John Edward Hopcroft (born October 7, 1939) is an American theoretical computer scientist. His textbooks on theory of computation (also known as the Cinderella book) and data structures are regarded as standards in their fields. He is the IBM P ...

Robert Tarjan Robert Endre Tarjan (born April 30, 1948) is an American computer scientist and mathematician. He is the discoverer of several graph algorithms, including Tarjan's off-line lowest common ancestors algorithm, and co-inventor of both splay trees ...

* Wollaston Medal for Geology – Claude Jean Allègre

Births

* November 8 –

Aaron Swartz Aaron Hillel Swartz (November 8, 1986 – January 11, 2013) was an American computer programmer, entrepreneur, writer, political organizer, and Internet hacktivist. A prolific programmer, Swartz helped develop the web feed format RSS, the tech ...

(suicide

2013 File:2013 Events Collage V2.png, From left, clockwise: Edward Snowden becomes internationally famous for leaking classified NSA wiretapping information; Typhoon Haiyan kills over 6,000 in the Philippines and Southeast Asia; The Dhaka garment fa ...

), American computer programmer and Internet hactivist.

Deaths

* January 7 –

Rex Wailes Reginald "Rex" Wailes OBE, FSA, F I Mech E (6 March 1901 – 7 January 1986) was an English engineer and historian who published widely on aspects of engineering history and industrial archaeology, particularly on windmills and watermills. W ...

(b.

1901 Events January * January 1 – The British colonies of New South Wales, Queensland, South Australia, Tasmania, Victoria and Western Australia federate as the Commonwealth of Australia; Edmund Barton becomes the first Prime Minist ...

), English engineer and historian of technology. * January 28 ** Crew of United States Space Shuttle ''Challenger'' mission STS-51-L: ***

Greg Jarvis Gregory Bruce Jarvis (August 24, 1944 – January 28, 1986) was an American engineer and astronaut who Space Shuttle Challenger disaster, died during the destruction of the Space Shuttle Challenger, Space Shuttle ''Challenger'' on mission STS-5 ...

(b. 1944) ***

Christa McAuliffe Sharon Christa McAuliffe ( Corrigan; September 2, 1948 – January 28, 1986) was an American teacher and astronaut from Concord, New Hampshire, who was killed on the Space Shuttle ''Challenger'' on mission STS-51-L where she was serving as a ...

(b. 1948) ***

Ronald McNair Ronald Erwin McNair (October 21, 1950 – January 28, 1986) was an American NASA astronaut and physicist. He died during the launch of the Space Shuttle ''Challenger'' on mission STS-51-L, in which he was serving as one of three mission spec ...

(b. 1950) *** Ellison Onizuka (b. 1946) ***

Judith Resnik Judith Arlene Resnik (April 5, 1949 – January 28, 1986) was an American electrical engineer, software engineer, biomedical engineer, pilot and NASA astronaut who died in the Space Shuttle ''Challenger'' disaster. She was the fourth woman, ...

(b. 1949) ***

Dick Scobee Francis Richard Scobee (May 19, 1939 – January 28, 1986) was an American pilot, engineer, and astronaut. He was killed while he was commanding the Space Shuttle ''Challenger'' in 1986, which suffered catastrophic booster failure during l ...

(b. 1939) ***

Michael J. Smith Michael John Smith (April 30, 1945 – January 28, 1986), (Capt USN) was an American engineer and astronaut. He served as the pilot of the Space Shuttle ''Challenger'' when it was destroyed during the STS-51-L mission, when it broke up 7 ...

(b. 1945) ** Dorothée Pullinger (b.

1894 Events January–March * January 4 – A military alliance is established between the French Third Republic and the Russian Empire. * January 7 – William Kennedy Dickson receives a patent for motion picture film in the United S ...

), French-born British production engineer. * April 22 – Dame

Honor Fell Dame Honor Bridget Fell, DBE, FRS (22 May 1900 – 22 April 1986) was a British scientist and zoologist. Her contributions to science included the development of experimental methods in organ culture, tissue culture, and cell biology. Early l ...

(b.

1900 As of March 1 ( O.S. February 17), when the Julian calendar acknowledged a leap day and the Gregorian calendar did not, the Julian calendar fell one day further behind, bringing the difference to 13 days until February 28 ( O.S. February 15), 2 ...

), English biologist. * July 6 – William Rashkind (b.

1922 Events January * January 7 – Dáil Éireann, the parliament of the Irish Republic, ratifies the Anglo-Irish Treaty by 64–57 votes. * January 10 – Arthur Griffith is elected President of Dáil Éireann, the day after Éamon de Valera ...

), American

cardiologist Cardiology () is a branch of medicine that deals with disorders of the heart and the cardiovascular system. The field includes medical diagnosis and treatment of congenital heart defects, coronary artery disease, heart failure, valvular ...

. * July 21 –

Zhang Yuzhe Zhang Yuzhe (; 16 February 1902 – 21 July 1986), also known as Yu-Che Chang, was a Chinese astronomer and director of the Purple Mountain Observatory who is widely regarded as the father of modern Chinese astronomy. accessed 3 October 2006 H ...

(b.

1902 Events January * January 1 ** The Nurses Registration Act 1901 comes into effect in New Zealand, making it the first country in the world to require state registration of nurses. On January 10, Ellen Dougherty becomes the world' ...

), Chinese

astronomer An astronomer is a scientist in the field of astronomy who focuses their studies on a specific question or field outside the scope of Earth. They observe astronomical objects such as stars, planets, moons, comets and galaxies – in either ...

. * October 22 –

Albert Szent-Györgyi Albert Imre Szent-Györgyi de Nagyrápolt ( hu, nagyrápolti Szent-Györgyi Albert Imre; September 16, 1893 – October 22, 1986) was a Hungarian biochemist who won the Nobel Prize in Physiology or Medicine in 1937. He is credited with fi ...

(b.

1893 Events January–March * January 2 – Webb C. Ball introduces railroad chronometers, which become the general railroad timepiece standards in North America. * Mark Twain started writing Puddn'head Wilson. * January 6 – Th ...

), Hungarian physiologist, winner of the

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, accord ...

. * October 31 –

Edward Adelbert Doisy Edward Adelbert Doisy (November 13, 1893 – October 23, 1986) was an American biochemist. He received the Nobel Prize in Physiology or Medicine in 1943 with Henrik Dam for their discovery of vitamin K (K from "Koagulations-Vitamin" in German) an ...

(b.

), American biochemist, winner of the Nobel Prize in Physiology or Medicine. * June 7 –

Robert S. Mulliken Robert Sanderson Mulliken Note Longuet-Higgins' amusing title for reference B238 1965 on page 354 of this Biographical Memoir. The title should be "Selected papers of Robert S Mulliken." (June 7, 1896 – October 31, 1986) was an American ph ...

(b.

1896 Events January–March * January 2 – The Jameson Raid comes to an end, as Jameson surrenders to the Boers. * January 4 – Utah is admitted as the 45th U.S. state. * January 5 – An Austrian newspaper reports that ...

), American

physicist A physicist is a scientist who specializes in the field of physics, which encompasses the interactions of matter and energy at all length and time scales in the physical universe. Physicists generally are interested in the root or ultimate cau ...

, winner of the

Nobel Prize in Chemistry ) , image = Nobel Prize.png , alt = A golden medallion with an embossed image of a bearded man facing left in profile. To the left of the man is the text "ALFR•" then "NOBEL", and on the right, the text (smaller) "NAT•" then "M ...

. * November 25 – Sir

Ivan Magill Sir Ivan Whiteside Magill KCVO (23 July 188825 November 1986) was an Irish-born anaesthetist who is famous for his involvement in much of the innovation and development in modern anaesthesia. He helped to establish the Association of Anaestheti ...

(b.

1888 In Germany, 1888 is known as the Year of the Three Emperors. Currently, it is the year that, when written in Roman numerals, has the most digits (13). The next year that also has 13 digits is the year 2388. The record will be surpassed as late ...

), British

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

References

{{DEFAULTSORT:1986 In Science 20th century in science 1980s in science