The year 1766 in

science Science is a systematic endeavor that builds and organizes knowledge in the form of testable explanations and predictions about the universe. Science may be as old as the human species, and some of the earliest archeological evidence for ...

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, science, ...

involved some significant events.

Astronomy

Lagrange Joseph-Louis Lagrange (born Giuseppe Luigi LagrangiaJupiter Jupiter is the fifth planet from the Sun and the List of Solar System objects by size, largest in the Solar System. It is a gas giant with a mass more than two and a half times that of all the other planets in the Solar System combined, but ...

's satellites to the

French Academy of Sciences The French Academy of Sciences (French: ''Académie des sciences'') is a learned society, founded in 1666 by Louis XIV of France, Louis XIV at the suggestion of Jean-Baptiste Colbert, to encourage and protect the spirit of French Scientific me ...

Biology

* April 9 – American botanist

John Bartram John Bartram (March 23, 1699 – September 22, 1777) was an American botanist, horticulturist, and explorer, based in Philadelphia, Pennsylvania, for most of his career. Swedish botanist and taxonomist Carl Linnaeus said he was the "greatest na ...

completes his first exploration and cataloging of North American plants after more than nine months. * Moses Harris publishes ''The Aurelian, or, Natural History of English Insects; Namely, Moths and Butterflies''. * English painter George Stubbs publishes ''The Anatomy of the Horse''.

Chemistry

* May 29 – Henry Cavendish presents 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, re ...

of London his paper "On Factitious Airs". This is generally credited as showing the discovery of

hydrogen Hydrogen is the chemical element with the symbol H and atomic number 1. Hydrogen is the lightest element. At standard conditions hydrogen is a gas of diatomic molecules having the formula . It is colorless, odorless, tasteless, non-toxic, an ...

, since it describes the density of 'inflammable air', which forms water on combustion. *

Pierre Macquer Pierre-Joseph Macquer (9 October 1718 – 15 February 1784) was an influential French chemist. He is known for his ''Dictionnaire de chymie'' (1766). He was also involved in practical applications, to medicine and industry, such as the French de ...

publishes his ''Dictionnaire de chymie''.

Exploration

* November 15 – Louis Antoine de Bougainville leaves

Nantes Nantes (, , ; Gallo: or ; ) is a city in Loire-Atlantique on the Loire, from the Atlantic coast. The city is the sixth largest in France, with a population of 314,138 in Nantes proper and a metropolitan area of nearly 1 million inhabita ...

for a three-year

circumnavigation Circumnavigation is the complete navigation around an entire island, continent, or astronomical object, astronomical body (e.g. a planet or natural satellite, moon). This article focuses on the circumnavigation of Earth. The first recorded circ ...

of the world with the ships '' La Boudeuse'' and '' Étoile''; the

botanist Botany, also called , plant biology or phytology, is the science of plant life and a branch of biology. A botanist, plant scientist or phytologist is a scientist who specialises in this field. The term "botany" comes from the Ancient Greek wo ...

Philibert Commerçon Philibert Commerson (; 18 November 1727 – 14 March 1773), sometimes spelled Commerçon by contemporaries, was a French naturalist, best known for accompanying Louis Antoine de Bougainville on his voyage of circumnavigation in 1766–1769. ...

is on board.

Mathematics

Arima Yoriyuki was a Japanese mathematician of the Edo period. He was the lord of Kurume Domain. He approximated the value of \pi and its square In Euclidean geometry, a square is a regular quadrilateral, which means that it has four equal sides and f ...

finds a rational approximation of

\pi

, correct to 29 digits. *

Euler Leonhard Euler ( , ; 15 April 170718 September 1783) was a Swiss mathematician, physicist, astronomer, geographer, logician and engineer who founded the studies of graph theory and topology and made pioneering and influential discoveries in ma ...

gives up his post as director of mathematics at the Prussian Academy of Sciences and returns to

Saint Petersburg Saint Petersburg ( rus, links=no, Санкт-Петербург, a=Ru-Sankt Peterburg Leningrad Petrograd Piter.ogg, r=Sankt-Peterburg, p=ˈsankt pʲɪtʲɪrˈburk), formerly known as Petrograd (1914–1924) and later Leningrad (1924–1991), i ...

. On the recommendation of Euler and d'Alembert,

Lagrange Joseph-Louis Lagrange (born Giuseppe Luigi LagrangiaBerlin Berlin ( , ) is the capital and largest city of Germany by both area and population. Its 3.7 million inhabitants make it the European Union's most populous city, according to population within city limits. One of Germany's sixteen constitue ...

, where he will stay for over twenty years.

Medicine

* October – Addenbrooke's Hospital,

Cambridge Cambridge ( ) is a university city and the county town in Cambridgeshire, England. It is located on the River Cam approximately north of London. As of the 2021 United Kingdom census, the population of Cambridge was 145,700. Cambridge bec ...

England England is a country that is part of the United Kingdom. It shares land borders with Wales to its west and Scotland to its north. The Irish Sea lies northwest and the Celtic Sea to the southwest. It is separated from continental Europe b ...

, completed.

Metallurgy

* The

Cranege brothers Thomas and George Cranege (also spelled ''Cranage''), who worked in the ironworking industry in England in the 1760s, are notable for introducing a new method of producing wrought iron from pig iron. Experiment of 1766 The process of converting ...

experiment with the use of the reverberatory furnace for the production of

wrought iron Wrought iron is an iron alloy with a very low carbon content (less than 0.08%) in contrast to that of cast iron (2.1% to 4%). It is a semi-fused mass of iron with fibrous slag Inclusion (mineral), inclusions (up to 2% by weight), which give it a ...

from

cast iron Cast iron is a class of iron–carbon alloys with a carbon content more than 2%. Its usefulness derives from its relatively low melting temperature. The alloy constituents affect its color when fractured: white cast iron has carbide impuriti ...

using

coal Coal is a combustible black or brownish-black sedimentary rock, formed as rock strata called coal seams. Coal is mostly carbon with variable amounts of other elements, chiefly hydrogen, sulfur, oxygen, and nitrogen. Coal is formed when dea ...

fuel at the

Coalbrookdale Coalbrookdale is a village in the Ironbridge Gorge in Shropshire, England, containing a settlement of great significance in the history of iron ore smelting. It lies within the civil parish called the Gorge. This is where iron ore was first s ...

iron works under the sponsorship of Richard Reynolds in England.

Events

Joseph Wright of Derby Joseph Wright (3 September 1734 – 29 August 1797), styled Joseph Wright of Derby, was an English landscape and portrait painter. He has been acclaimed as "the first professional painter to express the spirit of the Industrial Revolution". Wr ...

paints ''

A Philosopher Lecturing on the Orrery ''A Philosopher Lecturing on the Orrery'', or the full title, ''A Philosopher giving that Lecture on the Orrery in which a lamp is put in place of the Sun'', is a 1766 painting by Joseph Wright of Derby depicting a lecturer giving a demonstrati ...

''.

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 ...

William Brownrigg William Brownrigg ( – 6 January 1800) was a British doctor and scientist, who practised at Whitehaven in Cumberland. While there, Brownrigg carried out experiments that earned him the Copley Medal in 1766 for his work on carbonic acid gas. He ...

; Edward Delaval; Henry Cavendish

Births

* July 6 – Alexander Wilson,

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 ...

-born

ornithologist Ornithology is a branch of zoology that concerns the "methodological study and consequent knowledge of birds with all that relates to them." Several aspects of ornithology differ from related disciplines, due partly to the high visibility and th ...

(died

1813 Events January–March * January 18–January 23 – War of 1812: The Battle of Frenchtown is fought in modern-day Monroe, Michigan between the United States and a British and Native American alliance. * January 24 – T ...

) * July 8 – Dominique Jean Larrey,

French French (french: français(e), link=no) may refer to: * Something of, from, or related to France ** French language, which originated in France, and its various dialects and accents ** French people, a nation and ethnic group identified with Franc ...

surgeon In modern medicine, a surgeon is a medical professional who performs surgery. Although there are different traditions in different times and places, a modern surgeon usually is also a licensed physician or received the same medical training as ...

, pioneer of

battlefield medicine Battlefield medicine, also called field surgery and later combat casualty care, is the treatment of wounded combatants and non-combatants in or near an area of combat. Civilian medicine has been greatly advanced by procedures that were first ...

(died

1842 Events January–March * January ** Michael Alexander takes office, as the first appointee to the Anglican-German Bishopric in Jerusalem. ** American medical student William E. Clarke of Berkshire Medical College becomes the first pe ...

) * August 3 – Kurt Sprengel,

German German(s) may refer to: * Germany (of or related to) **Germania (historical use) * Germans, citizens of Germany, people of German ancestry, or native speakers of the German language ** For citizens of Germany, see also German nationality law **Ger ...

(died

1833 Events January–March * January 3 – Reassertion of British sovereignty over the Falkland Islands (1833), Reassertion of British sovereignty over the Falkland Islands in the South Atlantic. * February 6 – His Royal Highness Prince Otto ...

) * August 6 –

William Hyde Wollaston William Hyde Wollaston (; 6 August 1766 – 22 December 1828) was an English chemist and physicist who is famous for discovering the chemical elements palladium and rhodium. He also developed a way to process platinum ore into malleable ingo ...

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 ide ...

chemist A chemist (from Greek ''chēm(ía)'' alchemy; replacing ''chymist'' from Medieval Latin ''alchemist'') is a scientist trained in the study of chemistry. Chemists study the composition of matter and its properties. Chemists carefully describe th ...

(died

1828 Events January–March * January 4 – Jean Baptiste Gay, vicomte de Martignac succeeds the Comte de Villèle, as Prime Minister of France. * January 8 – The Democratic Party of the United States is organized. * January 22 – Arthu ...

) * September 6 –

John Dalton John Dalton (; 5 or 6 September 1766 – 27 July 1844) was an English chemist, physicist and meteorologist. He is best known for introducing the atomic theory into chemistry, and for his research into colour blindness, which he had. Colour b ...

, English chemist and

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 caus ...

(died

1844 In the Philippines, it was the only leap year with 365 days, as December 31 was skipped when 1845 began after December 30. Events January–March * January 15 – The University of Notre Dame, based in the city of the same name, receives ...

) * September 24 –

John Farey, Sr. John Farey Sr. (24 September 1766 – 6 January 1826) was an English geologist and writer best known for Farey sequence, a mathematical construct that is named after him. Biography Youth and early career Farey was born on 24 September 1766 at ...

, English

geologist A geologist is a scientist who studies the solid, liquid, and gaseous matter that constitutes Earth and other terrestrial planets, as well as the processes that shape them. Geologists usually study geology, earth science, or geophysics, althou ...

(died

1826 Events January–March * January 15 – The French newspaper ''Le Figaro'' begins publication in Paris, initially as a weekly. * January 30 – The Menai Suspension Bridge, built by engineer Thomas Telford, is opened between the island o ...

) * December 23 – Wilhelm Hisinger, Swedish physicist and chemist (died

1852 Events January–March * January 14 – President Louis-Napoléon Bonaparte proclaims a new constitution for the French Second Republic. * January 15 – Nine men representing various Jewish charitable organizations come tog ...

) * December 26 – William Goforth,

American American(s) may refer to: * American, something of, from, or related to the United States of America, commonly known as the "United States" or "America" ** Americans, citizens and nationals of the United States of America ** American ancestry, pe ...

physician and paleontologist (died

1817 Events January–March * January 1 – Sailing through the Sandwich Islands, Otto von Kotzebue discovers New Year Island. * January 19 – An army of 5,423 soldiers, led by General José de San Martín, starts crossing the ...

) * December 29 –

Charles Macintosh Charles Macintosh FRS (29 December 1766 – 25 July 1843) was a Scottish chemist and the inventor of the modern waterproof raincoat. The Mackintosh raincoat (the variant spelling is now standard) is named after him. Biography Macintosh was b ...

, Scottish inventor of a waterproof fabric (died

1843 Events January–March * January ** Serial publication of Charles Dickens's novel ''Martin Chuzzlewit'' begins in London; in the July chapters, he lands his hero in the United States. ** Edgar Allan Poe's short story "The Tell-Tale Heart" ...

)

Deaths

* March 10 –

Jane Colden Jane Colden (March 27, 1724 – March 10, 1766) was an American botanist,Makers of American Botany, Harry Baker Humphrey, Ronald Press Company, Library of Congress Card Number 61-18435 described as the "first botanist of her sex in her country" by ...

, American botanist (born

1724 Events January–March * January 15 – King Philip V of Spain abdicates the throne in favour of his 16-year-old son Louis I. * January 18 – The Dutch East India Company cargo ship ''Fortuyn'', on its maiden voyage, dep ...

) * May 5 –

Jean Astruc Jean Astruc (19 March 1684, in Sauve, France – 5 May 1766, in Paris) was a professor of medicine in France at Montpellier and Paris, who wrote the first great treatise on syphilis and venereal diseases, and also, with a small anonymously pub ...

, French physician and scholar (born

1684 Events January–March * January 5 – King Charles II of England gives the title Duke of St Albans to Charles Beauclerk, his illegitimate son by Nell Gwyn. * January 15 (January 5 O.S.) - To demonstrate that the River Thames, froz ...

) * November 29 – John Wyatt, English inventor (born

1700 As of March 1 ( O.S. February 19), where then Julian calendar acknowledged a leap day and the Gregorian calendar did not, the Julian calendar fell one day further behind, bringing the difference to 11 days until February 28 ( O.S. February 17 ...

)

References

{{reflist 18th century in science 1760s in science