HE CONTRIBUTED TO ATOMS IN 1808 WHEN HE SAID ALL MATTER IS MADE OF ATOMS.

HE CONTRIBUTED TO ATOMS IN 1897 WHEN HE MADE THE PLUM PUDDING MODEL

HE CONTRIBUTED TO SCIENCE IN 1911 WHEN HE DISCOVERED THAT THE PROTONS LIVED IN THE NUCLEUS.

IN 1925 NIEL DISCOVERED THAT ELECTRONS HAVE ENERGY

HE CONTRIBUTED TO ATOMS IN 1932 WHEN HE USED A 3D PICTURE TO FIND THAT ELECTRONS LIVED IN A ZONE OF PROBABILITY

IN 1938 HE CONTRIBUTED TO ATOMS WHEN HE DISCOVERED THAT NEUTRONS HAVE NO CHARCE

BY DAUD JAMA