Biographies: February 15
Galileo
Featured Biography Galileo

Philosophy is written in this grand book, the universe, which stands continually open to our gaze.

Galileo Galilei, Il saggiatore (The Assayer), 1623

Italian natural philosopher, astronomer, and mathematician Galileo, born this day in 1564, made fundamental contributions to the sciences of motion and astronomy, as well as to the development of the scientific method.