450+AD+and+prior

TLeuccippus

(wikipedia.org)

He was probably born in Miletus, Greece. He ran a school and was the first man to develop an idea of Atomism. His idea was expanded by his pupil Democritus. He is a unknown philosopher, in retrospect of the fame of Democritus, but he played a large role in Democritus' break throughs. He is the unsung hero of Atomism.

Democritus (460-370 BC)



He was born in Abdera, Thrace, Greece, from a very rich family. He spent his inheritance traveling to fill his thirst for knowledge. He was a very influential philosopher and formulated the atomic theory for the cosmos. Many consider him the “Father of Modern Science.” He studied under Leuppiccus, and based most of his own theory’s off of Leuppiccus’ beliefs. He said that everything is made of atoms, which are indivisible and in constant motion.

Aristotle (384-322 BC)



Aristotle was a Greek philosopher and a student of Plato. He was born into the Aristocracy He wrote on numbers of different topics. He is one of the top founding figures of western philosophy. He believed in the Greek gods and it shows in his theories on physics. He believed that there were 4 elements: fire, Earth, Air, and Water. These 4 elements were under control by the gods and their properties were given because of what gods controlled the element.