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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'Art 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.

Meteorology

  • A continuous series of weather records is begun in Uppsala by Anders Celsius; it will be maintained for at least 300 years.

Physics

  • Willem 's Gravesande publishes experimental evidence that the formula for kinetic energy of a body in motion is E_k \propto \begin{matrix} \end{matrix} mv^2.

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.

Births

  • May 11 – Petrus Camper, Dutch comparative anatomist (died 1789)
  • November 19 – Leopold Auenbrugger, Austrian physician (died 1809)
  • December 28 – Eliza Lucas, American agronomist (died 1793)
  • Thomas Barker, English meteorologist (died 1809)

Deaths

  • May 20 – Sébastien Vaillant, French botanist (born 1669)

References

References

  1. Britten, F. J.. (1894). "Former Clock & Watchmakers and their Work". E. & F.N. Spon.
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