The year 1669 in science and technology involved some significant events.

List of years in science (table)

Astronomy edit

Biology edit

Chemistry edit

Geology edit

  • Nicolas Steno puts forward his theory that sedimentary strata had been deposited in former seas, and that fossils are organic in origin.[5]

Mathematics edit

Physics edit

Physiology and medicine edit

  • Richard Lower publishes his Tractatus de Corde on the workings of the heart.
  • The Chinese traditional herbal medicine company Tong Ren Tang (同仁堂) is established in Beijing by imperial physician Yue Xianyang.

Publications edit

  • Isaac Barrow publishes Lectiones Opticæ et Geometricæ in London.

Births edit

Deaths edit

References edit

  1. ^ Hall, A. Rupert (1996). Isaac Newton: Adventurer in Thought. Cambridge University Press. p. 67.
  2. ^ Philosophical Transactions of the Royal Society 4: pp. 963–965.
  3. ^ Emsley, John (2001). Nature's Building Blocks: an A–Z guide to the elements. Oxford University Press. ISBN 978-0-19-850341-5.
  4. ^ Weeks, Mary Elvira (1932). "The discovery of the elements. II. Elements known to the alchemists". Journal of Chemical Education. 9 (1): 11. Bibcode:1932JChEd...9...11W. doi:10.1021/ed009p11.
  5. ^ De solido intra solidum naturaliter contento dissertationis prodromus.
  6. ^ Palmer, Alan; Palmer, Veronica (1992). The Chronology of British History. London: Century Ltd. pp. 190–191. ISBN 0-7126-5616-2.
  7. ^ Bartholin, Erasmus (1669). Experimenta crystalli islandici disdiaclastici quibus mira & insolita refractio detegitur. Copenhagen: Daniel Paulli. English translation: Experiments with the double refracting Iceland crystal which led to the discovery of a marvelous and strange refraction tr. by Werner Brandt. Westtown, Pa., 1959.