1519 in science
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The year 1519 in science and technology included many events, some of which are listed here.
Exploration
- September 20 – Ferdinand Magellan's fleet sets sail from Sanlúcar de Barrameda to find a westabout route to Asia.
- "Miller Atlas" produced in Portugal.
Medicine
- A pandemic spreads from the Greater Antilles into Central America, and perhaps as far as Peru, killing much of the indigenous populations in these areas.{{cite book|first=Alfred W. Jr.|last=Crosby|title=The Columbian Exchange: Biological and Cultural Consequences of 1492|location=Westport, CT|publisher=Greenwood Press|year=1972|isbn=0-8371-5821-4}}
- Publication in Paris of Thomas Linacre's translation into Latin of Galen's Methodus medendi.
Births
- June 6 – Andrea Cesalpino, Italian philosopher, physician, and botanist (died 1603)
Deaths
- May 2 – Leonardo da Vinci, Italian polymath (born 1452)