1730 in science
# 1730 in science

The year 1730 in science and technology involved some significant events.

## Astronomy

* The analemma is developed by the French astronomer Grandjean de Fouchy.

## Mathematics

* James Stirling publishes Methodus differentialis, sive tractatus de summatione et interpolatione serierum infinitarum.

## Physics

* The Reaumur scale is developed by French naturalist René Antoine Ferchault de Réaumur, with 0° = the freezing point of water and 80° = the boiling point.

## Technology

* Joseph Foljambe of Rotherham, England, produces the iron-clad Rotherham swing plough.

## Births

* April 15 – Moses Harris, English entomologist and engraver (died c. 1788)
* July 12 – Anna Barbara Reinhart, Swiss mathematician (died 1796)
* June 26 – Charles Messier, French astronomer (died 1817)
* August 12 – Edmé-Louis Daubenton, French naturalist (died 1785)
* December 8
   * Johann Hedwig, Transylvanian-born German botanist (died 1799)
   * Jan Ingenhousz, Dutch physiologist (died 1799)
* Maria Angela Ardinghelli, Italian scientific translator (died 1825)
* between 1730 and 1732 – William Hudson, English botanist (died 1793)

## Deaths

* January 18 – Antonio Vallisneri, Italian physician and natural scientist (born 1661)
* April 21 - Jan Palfijn, Flemish surgeon and obstetrician (born 1650)
* December 5 (bur.) – Alida Withoos, Dutch botanical artist (born c. 1661/1662)
