Galileo Galilei is recognized as one of the most important scientists in history. He perfected the first telescopes and his discoveries revolutionized our understanding of the universe. However, he sp ...

Four hundred years ago Galileo Galilei, a 45-year old teacher of mathematics, physics and astronomy at the University of Padua in what is today Italy, learned of the development in the Netherlands of ...

Notations made in the margins of a 16th century edition of Ptolemy’s The Almagest were likely scrawled by an auspicious author: Galileo Galilei Handwriting analysis determined that the famed ...