1602 in science
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The year 1602 in science and technology involved some significant events.
Astronomy
- Thomas Blundeville publishes The Theoriques of the Seuen Planets, assisted by Lancelot Browne.<ref>Template:Cite book</ref>
Chemistry
- Vincenzio Cascarido discovers barium sulfide.<ref name=tt>Template:Cite book</ref>
- Commencement of publication of Theatrum Chemicum, a compendium of European alchemical writings.
Exploration
- May 15 – Bartolomew Gosnold becomes the first European to discover Cape Cod.
- Henry Briggs publishes his first mathematical work A Table to find the Height of the Pole, the Magnetical Declination being given in London.
Medicine
- Felix Plater publishes Praxis medica classifying diseases by their symptoms.
Physics
- Galileo begins his study of falling bodies.<ref name=tt/>
Births
- March 18 – Jacques de Billy, French Jesuit mathematician (died 1679)
- August 8 – Gilles de Roberval, French mathematician (died 1675)
- November 20 – Otto von Guericke, German physicist (died 1686)
Deaths
- July 28 – Peder Sørensen, Danish physician (born 1542)
- Juan de Fuca, Greek navigator (born 1536)