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May 31, 2026
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Democritus and Leucippus (jan 1, 460 BC – jan 1, 370 BC)

Description:

Democritus and Leucippus
are among some of the
first people to theorize
that the world is made up of
microscopic indivisible
particles called atoms.

Added to timeline:

Date:

jan 1, 460 BC
jan 1, 370 BC
~ 90 years