15/02/1564 Italian physicist and astronomer Galileo Galilei is born
Galileo Galilei Biography
Galileo Galilei Documentary The World Changes
Galileo Galilei was a central figure in the scientific revolution that took place during the Renaissance. He discovered the principle of relativity which is crucial to both the Newtonian and Einsteinian description of the universe. Known for his work as an astronomer, physicist, engineer, philosopher, and mathematician, some have called Galileo the "father of science".