1569 in science
The year 1569 in science and technology included a number of events, some of which are listed here.
Astronomy
- A lunar eclipse is observed by Cornelius Gemma.
Cartography
- The Mercator projection is first used in Gerardus Mercator's world map Nova et Aucta Orbis Terrae Descriptio ad Usum Navigantium Emendata.
Chemistry
- Paracelsus' major text on chemistry, Archidoxa, is published posthumously in Kraków in Latin translation by Adam Schröter.
Physiology and medicine
- Girolamo Mercuriale publishes De Arte Gymnastica in Venice, covering the ancient history and current practice of physical exercise.
Economics
- Tomás de Mercado publishes De los tratos de India y tratantes en ellas, linking the Price revolution to the influx of American gold.
Publications
- Cornelius Gemma publishes De arte cyclognomica in Antwerp.
Births
- Muzio Oddi, Italian mathematician
- 2 November – Epifanio Ferdinando, Italian physician