Galileo Galilei was born on February 15 ... praised Galileo’s contributions to astronomy during events to mark the 400th anniversary of the scientist’s telescope, and to show that faith ...

Galileo Galilei was the founder of modern physics ... mechanics and the strength of materials, optics and astronomy. He continued to develop, correcting earlier errors, admitting his ignorance ...

Well, any of us who has ever looked through a telescope could say the same, for the two principal types in use today were developed by giants: the refractor by Galileo and the reflector by Newton.