4 jan 400 ano antes da era comum - "Atomos"
Descrição:
Democritus believed that atoms were small indivisible units that made up all matter. He explained that they differed in size and shape and were always moving.
His theory of atoms was ignored for about 2,000 years.
Adicionado na linha do tempo:
Development and Discovery of Atomic Theory, the Periodic Table, and Radiation
Kelsey West
Data:
