Earlier philosophers, beginning with Aristotle, had concerned themselves with pinning down the causes of motion. Galileo dropped all Aristotelian talk of why things moved and focused instead on ...

According to Aristotle, whose writings had remained unquestioned for over a 1,000 years up until Galileo's time, not only did heavier objects fall faster than lighter ones, but an object that ...

In fact, they included scientists of Galileo-level genius, like Ptolemy and Aristotle. People tend to think that proponents of an Earth-centered solar system were nothing but intransigent ...

The Dutch telescopes magnified images by 3 times; Galileo's telescopes magnified them by 8 to 30 times. At the time, astronomy, like much of science, remained under the spell of Aristotle.

In fact, if you go back to ancient Greece, Aristotle, who was a very clever person, thought that if you stop pushing on something that it comes to a halt. It stops moving. It took until Galileo's ...

Science presenter Jon Chase describes Aristotle’s and Galileo’s theories about falling bodies. With the help of some students, Jon demonstrates that two balls of similar size, but different ...

GALILEO: Good morning ... Now force is the push and pull on an object and I'm not so sure that Aristotle's theory around force is correct and people have believed it for well over 1500 years.