For centuries, humanity believed that Earth was the center of the universe, a view championed by Aristotle and Ptolemy. But with Galileo's groundbreaking observations in the 1600s, the idea of a ...

July 25 has been a date marked by remarkable events that have shaped history.One of the most profound events occurred on July ...

In this geocentric universe we were at the focus of all natural motions, with the stars and planets simply following perpetual circular paths around us as the crystalline spheres slid and rotated.