Democritus (jan 1, 460 BC – jan 1, 370 BC)
Description:
Democritus believed that atoms were uniform, solid, hard, incompressible, and indestructible and that they moved in infinite numbers through empty space until stopped. ... Democritus developed his atomic philosophy as a middle ground between two opposing Greek theories about reality and the illusion of change.
Added to timeline:
Date:
jan 1, 460 BC
jan 1, 370 BC
~ 90 years