Greek Philosophers furnished the impetus for the beginning of the study Of science. Aristotle laid the foundation for the study of natural science. Theophrastus, a pupil of Aristotle established Botany as a recognized science. The Periclean age produced great men. Hippocrates laid the foundations for modern Medicine. He taught that diseases have a natural origin and are not caused by evil spirits, as many believed in those days. He is known as the ‘Father of Medicine’. Herophilus is called as the ‘Father of Anatomy’.
Ptolemy believed that the Earth was the centre of the Universe. But Aristarchus propounded the theory that Earth and other planets, revolved around the Sun. Eratosthenes calculated the approximate circumference of Earth within a small degree of error of 320 Kilometres. He also prepared a fairly accurate map of the world and he was the first to suggest that one could reach India from Europe by sailing west. Pythagoras and Euclid made many contributions to mathematics, especially to Geometry. Archimedes was also a famous scientist of ancient Greece.