What contributions did Pythagoras make to the science world?

Pythagoras is best known for his contributions to mathematics, particularly the Pythagorean theorem, which relates the lengths of the sides of a right triangle. He also founded a religious and philosophical school that promoted the study of mathematics and its relationship to the universe, influencing later scientific thought. Additionally, Pythagorean ideas about numbers and their properties laid the groundwork for the development of number theory. His work emphasized the importance of mathematical relationships in understanding the natural world.