Elementary Particles. Atomic Theory: The ancient philosopher, Heraclitus, maintained that everything is in a state of flux. ... He hypothesized that all matter (plus space and time) is composed of tiny indestructible units, called atoms. read more
Democritus call the tiny fundamental particles of matter as Atoms. Everything that exist within our world consist of atoms as its smallest unit of particle. read more
Democritus's particle theory states that each organism in the universe is made up of particles so minuscule that nothing smaller is possible. Democritus regarded those particles, commonly known as atoms, as unchangeable and indestructible. read more