1630 in science

Mathematics

• Pierre de Fermat studies the curve later known as the "Witch of Agnesi".

  Microscopy

• Francesco Stelluti's Persio tradotto in verso schiolto e dichiarato, published in Rome, is the first book to contain images of organisms viewed through the microscope.

  Technology

• Cornelius Drebbel produces an early form of magic lantern or slide projector.

  Events

• The first laws prohibiting gambling in America are passed.

  Births

• September 13 – Olof Rudbeck, Swedish physiologist
• October – Isaac Barrow, English mathematician
• possible date – Johann Kunckel, German chemist

  Deaths

• November 15 – Johannes Kepler, astronomer
• Federico Cesi, founder of Accademia Nazionale dei Lincei, in Rome, Italy
• Johannes Schreck, explorer