1730 in science

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

Astronomy

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

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

• June 26 - Charles Messier, French astronomer (d. 1817)
• December 8 - Johann Hedwig, Transylvanian-born German botanist (d. 1799)
• Maria Ardinghelli, Italian scientific translator (d. 1825)
• between 1730 and 1732 - William Hudson, English botanist (d. 1793)

Deaths

• January 18 - Antonio Vallisneri, Italian physician and natural scientist (b. 1661)
• December 5 (bur.) - Alida Withoos, Dutch botanical artist (b. c.1661/2)