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Galileo Galilei: Biography, Inventions & Other Facts | Space

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When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Galileo revolutionized our understanding of the universe Italian astronomer Galileo Galilei provided a number of scientific insights that laid the foundation for future scientists. His investigation of the laws of motion and improvements on the telescope helped further the understanding of the world and universe around him. Both led him to question the current belief of the time — that all things revolved around the Earth. [See also our overview of Famous Astronomers and great scientists from many fields who have contributed to the rich history of discoveries in astronomy.] The Ancient Greek philosopher, Aristotle, taught that heavier objects fall faster than lighter ones, a belief still held in Galileo's lifetime. But Galileo wasn't convinced. Experimenting with balls of different sizes and weights, he rolled them down ramps with various inclinations. His experiments revealed that al

Click for next article Galileo was an Italian philosopher, mathematician, physicist and astronomer (Image credit: ZU_09 via Getty) Jump To: Galileo's Experiments Galileo's Telescope Copernican System Galileo Quotes Share Copy link Facebook X Whatsapp Reddit Pinterest Flipboard Email Share this article Join the conversation Follow us Add us as a preferred source on Google Newsletter Subscribe to our newsletter Italian astronomer Galileo Galilei provided a number of scientific insights that laid the foundation for future scientists. His investigation of the laws of motion and improvements on the

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