Galileo Galilei

Born: February 15, 1564 - Death: January8, 1632
Occupation: astronomer, philosopher, inventor, polymath...
The main reason he became a true renaissance man. He is also known as the father of science and was the first to use a telescope to support the astronomy discoveries. He invented microscope and in fact, he discovered and show us the phases of Venus and the exist of Jupiter's moons.
Interesting fact:
He was blind at age 74, because looking at the sun.
He was the most successful scientist