- Chemistry
- Exploration
- Mathematics
- Physics
- Technology
- Births
- Deaths
- References
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.
Physics
- Willem 's Gravesande publishes experimental proof that the formula for kinetic energy of a body in motion is
.
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)
- Thomas Barker, English meteorologist (died 1809)
- December 28 – Eliza Lucas, American agronomist (died 1793)
Deaths
- May 20 – Sébastien Vaillant, French botanist (born 1669)
References
1. ^{{cite book|last=Britten|first=F. J.|title=Former Clock & Watchmakers and their Work|year=1894|publisher=E. & F.N. Spon|location=London|url=https://books.google.com/books?id=iHwCAAAAIAAJ&pg=PA89&|pages=89–97}}
3 : 1722 in science|18th century in science|1720s in science
- Inga multicaulis
- Inga multinervis
- InGaN
- Inga (name)
- Inga neblinensis
- Inga niopo
- InGaP
- Inga pallida
- Inga pauciflora
- Inga pedunculata
- Inga Peulich
- Ingapirca
- Inga platyptera
- Inga pleiogyna
- Inga pluricarpellata
- Inga porcata
- Inga portobellensis
- Inga praegnans
- Ingar Knudtsen
- Ingar Nielsen
- Ingarodherai
- Inga Romanova
- Ingar Solty
- Ingary
- Ingarö