History channel documentary galileo biography

Galileo's experiments into gravity refuted Aristotle  ©Galileo was a hugely influential Italian astronomer, physicist and philosopher.

Galileo Galilei was born on 15 February near Pisa, the son of a musician.

He began to study medicine at the University of Pisa but changed to philosophy and mathematics. In , he became professor of mathematics at Pisa. In , he moved to become mathematics professor at the University of Padua, a position he held until During this time he worked on a variety of experiments, including the speed at which different objects fall, mechanics and pendulums.

In , Galileo heard about the invention of the telescope in Holland.

History channel documentary galileo biography wikipedia

Without having seen an example, he constructed a superior version and made many astronomical discoveries. These included mountains and valleys on the surface of the moon, sunspots, the four largest moons of the planet Jupiter and the phases of the planet Venus.

His work on astronomy made him famous and he was ap