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Science and technology

179 inventions and discoveries
Invention or discoveryDateInventor or discovererType
Tusi couple1247Nasir al-Din al-Tusimathematical instrument
Cistercian numerals1300Cistercianspositional numeral system
Si yuan shu1303Zhu Shijiesystem of equations
Santiago1460António de Noliisland
Semicolon1494Aldus ManutiusUnicode character
Knitting machine1589William Leemechanical device
Sakuramochi1717Chomeiji Sakuramochi—
Morphy Defence1750Ercole del Riochess opening
Roller skates1760John Joseph Merlintype of product
Whitsunday Island1770James Cookisland
Molybdenum1778Carl Wilhelm Scheelechemical element
Tellurium1783Franz-Joseph Müller von Reichensteinchemical element
NGC 3825March 15, 1784William Herschellow-ionization nuclear emission-line region
NGC 4208April 8, 1784William HerschelMagellanic spiral
NGC 4032April 27, 1785William HerschelHI (21cm) source
NGC 3099ADecember 7, 1785William Herschellow-ionization nuclear emission-line region
Lord Howe IslandFebruary 17, 1788Henry Lidgbird Ballisland
Uranium1789—lithophile element
Zirconium1789Jöns Jacob Berzeliuslithophile element
Fantascope1790Étienne-Gaspard Robert—
Smallpox vaccine1798Edward Jennervaccine type
Niobium1801Charles Hatchettlithophile element
Palladium1803William Hyde Wollastonchemical element
Rhodium1803William Hyde Wollastonchemical element
Barium1808Humphry Davylithophile element
Iodine1811Bernard Courtoislithophile element
Cadmium1817Karl Samuel Leberecht Hermannchemical element
Anixia1819Elias Magnus Friestaxon
Venturia inaequalis1819Elias Magnus Friestaxon
(ε, δ)-definition of limit1820Karl Weierstraßdefinition
Fractional derivative1823——
Rawaki IslandFebruary 23, 1824Phoenixreef island
Promethean match1828Samuel Jones—
NGC 1217-1October 23, 1835John Frederick William Herschellow-ionization nuclear emission-line region
Galvanography1840Wolfgang Franz von Kobellartistic technique
McKean IslandAugust 19, 1840Charles Wilkesreef island
Snow Hill IslandJanuary 6, 1843James Clark Rossisland
Ruthenium1844Karl Ernst Clauschemical element
Abu Simbel Phoenician graffiti1845Jean-Jacques Ampèregraffiti
Inscription dédiée par Caligula à sa soeur Drusilla divinisée - 99571846Vincenzo Galassiinscription
Daldans1848Anders Selinderperforming arts genre
Hipp chronoscope1848Matthäus Hipp—
Brewster stereoscope1849David Brewsteroptical instrument
Helpmate1854Max Langetype of chess problem
Livingstone IslandNovember 16, 1855David Livingstoneisland
Caesium1860Gustav Kirchhofflithophile element
Raschet Blast Furnace1860Vladimir Rashetoven
Archaeopteryx1861Carl Friedrich Häberleinfossil taxon
Juglar cycle1862Clément Juglarbusiness cycle
Indium1863Ferdinand Reichchemical element
Abydos graffiti1868Théodule Devériagraffiti
The History of John the Son of Zebedee1871William Wrightliterary work
Archaeological site of Kish1873George Smitharchaeological site
Telephone1876Antonio Meuccitype of physical object
The Ancient Roman Mosaic of Lierna on Lake Como1876Siro Panizzaarchaeological find
NGC 707November 25, 1879Wilhelm Tempellow-ionization nuclear emission-line region
Gortyn code1880Federico Halbherrinscription
Stele of the Vultures1880Ernest de Sarzecstele
Sant'Antioco bilingual1881Johannes Schmidtstele
NGC 1072December 20, 1881Édouard Stephanlow-ionization nuclear emission-line region