The year 1806 in

science Science is a systematic endeavor that Scientific method, builds and organizes knowledge in the form of Testability, testable explanations and predictions about the universe. Science may be as old as the human species, and some of the earli ...

and

technology Technology is the application of knowledge to reach practical goals in a specifiable and reproducible way. The word ''technology'' may also mean the product of such an endeavor. The use of technology is widely prevalent in medicine, scie ...

involved some significant events, listed below.

Biology

* Publication begins in

London London is the capital and List of urban areas in the United Kingdom, largest city of England and the United Kingdom, with a population of just under 9 million. It stands on the River Thames in south-east England at the head of a estuary dow ...

of the ''

Flora Graeca ''Flora Graeca'' is a publication of the plants of Greece in the late 18th century, resulting from a survey by John Sibthorp and Ferdinand Bauer. The botanical descriptions and illustrations became highly valued by the English audience; the fin ...

'' collected by

John Sibthorp John Sibthorp (28 October 1758 – 8 February 1796) was an English botanist. Education Sibthorp graduated from the University of Oxford in 1777 where he was an undergraduate student at Lincoln College, Oxford. He subsequently studied med ...

. *

Pierre André Latreille Pierre André Latreille (; 29 November 1762 – 6 February 1833) was a French zoology, zoologist, specialising in arthropods. Having trained as a Roman Catholic priest before the French Revolution, Latreille was imprisoned, and only regained hi ...

begins publication in

France France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of overseas regions and territories in the Americas and the Atlantic, Pacific and Indian Oceans. Its metropolitan ar ...

of .

Chemistry

* November 20 –

Humphry Davy Sir Humphry Davy, 1st Baronet, (17 December 177829 May 1829) was a British chemist and inventor who invented the Davy lamp and a very early form of arc lamp. He is also remembered for isolating, by using electricity, several elements for the ...

presents the results of his researches in the electrolysis of water to the

Royal Society The Royal Society, formally The Royal Society of London for Improving Natural Knowledge, is a learned society and the United Kingdom's national academy of sciences. The society fulfils a number of roles: promoting science and its benefits, r ...

of London. *

Louis Nicolas Vauquelin Prof. Louis Nicolas Vauquelin FRS(For) HFRSE (16 May 1763 – 14 November 1829) was a French pharmacist and chemist. He was the discoverer of both chromium and beryllium. Early life Vauquelin was born at Saint-André-d'Hébertot in Normandy, Fr ...

and

Pierre Jean Robiquet Pierre Jean Robiquet (13 January 1780 – 29 April 1840) was a French chemist. He laid founding work in identifying amino acids, the fundamental building blocks of proteins. He did this through recognizing the first of them, asparagine, in 1806 ...

isolate

asparagine Asparagine (symbol Asn or N) is an α-amino acid that is used in the biosynthesis of proteins. It contains an α-amino group (which is in the protonated −NH form under biological conditions), an α-carboxylic acid group (which is in the depro ...

in crystalline form from

asparagus Asparagus, or garden asparagus, folk name sparrow grass, scientific name ''Asparagus officinalis'', is a perennial flowering plant species in the genus '' Asparagus''. Its young shoots are used as a spring vegetable. It was once classified ...

juice in France, the first

amino acid Amino acids are organic compounds that contain both amino and carboxylic acid functional groups. Although hundreds of amino acids exist in nature, by far the most important are the alpha-amino acids, which comprise proteins. Only 22 alpha ...

identified.

Exploration

* August –

English English usually refers to: * English language * English people English may also refer to: Peoples, culture, and language * ''English'', an adjective for something of, from, or related to England ** English national id ...

seal hunter Seal hunting, or sealing, is the personal or commercial hunting of seals. Seal hunting is currently practiced in ten countries: United States (above the Arctic Circle in Alaska), Canada, Namibia, Denmark (in self-governing Greenland only), Ic ...

Abraham Bristow discovers the

Auckland Islands The Auckland Islands ( Māori: ''Motu Maha'' "Many islands" or ''Maungahuka'' "Snowy mountains") are an archipelago of New Zealand, lying south of the South Island. The main Auckland Island, occupying , is surrounded by smaller Adams Islan ...

Mathematics

Jean-Robert Argand Jean-Robert Argand (, , ; July 18, 1768 – August 13, 1822) was an amateur mathematician. In 1806, while managing a bookstore in Paris, he published the idea of geometrical interpretation of complex numbers known as the Argand diagram and is known ...

introduces the

Argand diagram In mathematics, the complex plane is the plane formed by the complex numbers, with a Cartesian coordinate system such that the -axis, called the real axis, is formed by the real numbers, and the -axis, called the imaginary axis, is formed by th ...

. *

Adrien-Marie Legendre Adrien-Marie Legendre (; ; 18 September 1752 – 9 January 1833) was a French mathematician who made numerous contributions to mathematics. Well-known and important concepts such as the Legendre polynomials and Legendre transformation are nam ...

gives the first published application of the method of

least squares The method of least squares is a standard approach in regression analysis to approximate the solution of overdetermined systems (sets of equations in which there are more equations than unknowns) by minimizing the sum of the squares of the r ...

, in a supplement to his .

Medicine

* John Bell concludes publication of ''The Principles of Surgery'' in two volumes (1801–06). Its treatment of arterial surgery in particular ranks him as a founder of

vascular surgery Vascular surgery is a surgical subspecialty in which diseases of the vascular system, or arteries, veins and lymphatic circulation, are managed by medical therapy, minimally-invasive catheter procedures and surgical reconstruction. The specialt ...

. His brother

Charles Bell Sir Charles Bell (12 November 177428 April 1842) was a Scottish surgeon, anatomist, physiologist, neurologist, artist, and philosophical theologian. He is noted for discovering the difference between sensory nerves and motor nerves in the spi ...

publishes ''Essays on The Anatomy of Expression in Painting''.

Technology

* October 7 –

Carbon paper Carbon paper (originally carbonic paper) consists of sheets of paper which create one or more copies simultaneously with the creation of an original document when inscribed by a typewriter or ballpoint pen. History In 1801, Pellegrino Tur ...

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 disclo ...

ed by Ralph Wedgwood in the

United Kingdom The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a country in Europe, off the north-western coast of the European mainland, continental mainland. It comprises England, Scotlan ...

Awards

Copley Medal The Copley Medal is an award given by the Royal Society, for "outstanding achievements in research in any branch of science". It alternates between the physical sciences or mathematics and the biological sciences. Given every year, the medal is t ...

Thomas Andrew Knight Thomas Andrew Knight (1759–1838), FRS, of Elton Hall in the parish of Elton in Herefordshire (4 miles south-west of Ludlow) and later of Downton Castle (3 miles north-west of Elton), was a British horticulturalist and botanist. He served as ...

Births

* January 14 –

Matthew Fontaine Maury Matthew Fontaine Maury (January 14, 1806February 1, 1873) was an American oceanographer and naval officer, serving the United States and then joining the Confederacy during the American Civil War. He was nicknamed "Pathfinder of the Seas" and is ...

, American oceanographer (died

1873 Events January–March * January 1 ** Japan adopts the Gregorian calendar. ** The California Penal Code goes into effect. * January 17 – American Indian Wars: Modoc War: First Battle of the Stronghold – Modoc Indians defeat ...

) * February 14 –

Joseph-François Malgaigne Joseph-François Malgaigne (14 February 1806 – 17 October 1865) was a French surgeon and medical historian born in Charmes-sur-Moselle, Vosges. He studied medicine in Paris, and was later a surgeon of Parisian hospitals, including Hôpitals S ...

, French surgeon (died

1865 Events January–March * 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 ...

) * February 18 – Eduard Heis, German mathematician and astronomer (died

1877 Events January–March * January 1 – Queen Victoria is proclaimed ''Empress of India'' by the ''Royal Titles Act 1876'', introduced by Benjamin Disraeli, the Prime Minister of the United Kingdom . * January 8 – Great S ...

) * April 9 –

Isambard Kingdom Brunel Isambard Kingdom Brunel (; 9 April 1806 – 15 September 1859) was a British civil engineer who is considered "one of the most ingenious and prolific figures in engineering history," "one of the 19th-century engineering giants," and "one ...

, British civil engineer (died

1859 Events January–March * January 21 – José Mariano Salas (1797–1867) becomes Conservative interim President of Mexico. * January 24 ( O. S.) – Wallachia and Moldavia are united under Alexandru Ioan Cuza (Romania since 1866, final ...

) * June 12 – John A. Roebling, German American bridge engineer (died

1869 Events January–March * January 3 – Abdur Rahman Khan is defeated at Tinah Khan, and exiled from Afghanistan. * January 5 – Scotland's oldest professional football team, Kilmarnock F.C., is founded. * January 20 &ndash ...

) * June 27 – Augustus De Morgan, British logician (died

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 sou ...

) * November 21 –

Alexander Henry Haliday Alexander Henry Haliday (1806–1870, also known as Enrico Alessandro Haliday, Alexis Heinrich Haliday, or simply Haliday) was an Irish entomologist. He is primarily known for his work on Hymenoptera, Diptera, and Thysanoptera, but worked on ...

, Irish entomologist (died

1870 Events January–March * January 1 ** The first edition of ''The Northern Echo'' newspaper is published in Priestgate, Darlington, England. ** Plans for the Brooklyn Bridge are completed. * January 3 – Construction of the B ...

) * December 11 –

Otto Wilhelm Hermann von Abich Otto Wilhelm Hermann von Abich (11 December 18061 July 1886) was a German mineralogist and geologist. Full member of St Petersburg Academy of Sciences (hon. member since 1866). Biography He was born in Berlin and educated at the local universi ...

, German geologist (died

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

) * Luther V. Bell, American psychiatric physician (died

1862 Events January–March * January 1 – The United Kingdom annexes Lagos Island, in modern-day Nigeria. * January 6 – French intervention in Mexico: French, Spanish and British forces arrive in Veracruz, Mexico. * January ...

)

Deaths

* c. January?? – Mungo Park, Scottish explorer of West Africa (born

1771 Events January– March * January 5 – The Great Kalmyk (Torghut) Migration is led by Ubashi Khan, from the east bank of the Lower Volga River back to the homeland of Dzungaria, at this time under Qing Dynasty rule. * January 9 ...

) * April 5 –

Benjamin Bell Benjamin Bell of Hunthill FRSE FRCSEd (6 September 1749 – 5 April 1806) is considered to be the first Scottish scientific surgeon. He is commonly described as the father of the Edinburgh school of surgery,Richardson BWS, Martin MSM. Discipl ...

Scottish Scottish usually refers to something of, from, or related to Scotland, including: *Scottish Gaelic, a Celtic Goidelic language of the Indo-European language family native to Scotland *Scottish English *Scottish national identity, the Scottish ide ...

surgeon (born

1749 Events January–March * January 3 ** Benning Wentworth issues the first of the New Hampshire Grants, leading to the establishment of Vermont. ** The first issue of ''Berlingske'', Denmark's oldest continually operating newspaper, ...

) * June 23 –

Mathurin Jacques Brisson Mathurin Jacques Brisson (; 30 April 1723 – 23 June 1806) was a French zoologist and natural philosopher. Brisson was born at Fontenay-le-Comte. The earlier part of his life was spent in the pursuit of natural history; his published wo ...

, French

zoologist Zoology ()The pronunciation of zoology as is usually regarded as nonstandard, though it is not uncommon. is the branch of biology that studies the animal kingdom, including the structure, embryology, evolution, classification, habits, and ...

(born

1723 Events January–March * January 25 – British pirate Edward Low intercepts the Portuguese ship ''Nostra Signiora de Victoria''. After the Portuguese captain throws his treasure of 11,000 gold coins into the sea rather than ...

) * August 3 –

Michel Adanson Michel Adanson (7 April 17273 August 1806) was an 18th-century French botanist and naturalist who traveled to Senegal to study flora and fauna. He proposed a "natural system" of taxonomy distinct from the binomial system forwarded by Linnaeus. ...

, French botanist (born

1727 Events January–March * January 1 – (December 21, 1726 O.S.) Spain's ambassador to Great Britain demands that the British return Gibraltar after accusing Britain of violating the terms of the 1713 Treaty of Utrecht. Britain ...

) * August 23 –

Charles-Augustin de Coulomb Charles-Augustin de Coulomb (; ; 14 June 1736 – 23 August 1806) was a French officer, engineer, and physicist. He is best known as the eponymous discoverer of what is now called Coulomb's law, the description of the electrostatic force of att ...

, French

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 ca ...

(born

1736 Events January–March * January 12 – George Hamilton, 1st Earl of Orkney, becomes the first Field Marshal of Great Britain. * January 23 – The Civil Code of 1734 is passed in Sweden. * January 26 – Stanislaus I of P ...

) * October 9 – Benjamin Banneker,

African-American African Americans (also referred to as Black Americans and Afro-Americans) are an Race and ethnicity in the United States, ethnic group consisting of Americans with partial or total ancestry from sub-Saharan Africa. The term "African American ...

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 o ...

and surveyor (born 1731)

References

{{reflist 19th century in science 1800s in science