1 jan 400 ano antes da era comum - Democritus' Discovery
Democritus discovered that no matter how many times you divided an object, that object would always be the same object, and that you would eventually be able to get to an atom. Democritus was the first to believe something small enough that makes up everything. This idea was far from finalized though.
Adicionado na linha do tempo:
The History of the Atom
History of the Atom