History of the Atom By Dominic771 460 Democritus made his Atomic theary All things were made up of atoms. Jan 1, 1704 Isaac Newton proposed atoms moved. Jan 1, 1803 John Dalton made his Theory Matter is made up of atoms. Jan 1, 1832 Micheal Faraday studied the effect of electricity on solutions. Jan 1, 1875 William Crookes invented the Crookes Tube Jan 1, 1897 J.J. Thomson showed the cathode rays were composed of unknown eletrical particles. Jan 1, 1899 Ernest Rutherford did his experement. Put gold foil on the inside of a hat box and saw the reflecting of gamma radiation. Jan 1, 1913 Niels Bohr does his atomic experement Jan 1, 1923 Robert Milikan did his oil drop experement.