1722 in science
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The year 1722 in science and technology involved some significant events.
Chemistry
- René Antoine Ferchault de Réaumur publishes his work on metallurgy, L'Arte de convertir le fer forge en acier, which describes how to convert iron into steel.
Exploration
- April 5 (Easter Sunday) – Jacob Roggeveen lands on Easter Island.
Mathematics
- Abraham de Moivre states de Moivre's formula, connecting complex numbers and trigonometry.
Technology
- October – In clockmaking, George Graham demonstrates that his experiments, begun in December 1721, with mercurial compensation of the pendulum result in greater accuracy in timekeeping under conditions of variable temperature.[1]
Births
- May 11 – Petrus Camper, Dutch comparative anatomist (died 1789)
- November 19 – Leopold Auenbrugger, Austrian physician (died 1809)
Deaths
- May 20 – Sébastien Vaillant, French botanist (born 1669)
References
- ↑ Britten, F. J. (1894). Former Clock & Watchmakers and their Work. London: E. & F.N. Spon. pp. 89–97.