Atom bombardment ejects what appeared to be hydrogen nuclei. By 1920 he had accepted that the hydrogen nucleus is a distinct particle within the atom and named it proton. Neutrons have no electrical charge and have a free mass of 1,839 times the mass of the electron, or , the heaviest of the three constituent particles, but it can be reduced by the nuclear binding energy. Neutrons and protons (collectively known as nucleons) have comparable dimensions—on the order of —although the 'surface' of these particles is not sharply defined. The neutron was discovered in 1932 by the English physicist James Chadwick.
Atom Ant seasons of "The Atom Ant Show" are available on the streaming Boomerang network app. Atom Ant Atom Ant is a cartoon ant and superhero, created by Hanna-Barbera in 1965. Atom costarred in "The Atom Ant/Secret Squirrel Show" (sharing top billing with Secret Squirrel). In syndication, Atom Ant aired alongside "Precious Pupp" and "The Hillbilly Bears". Atom Ant (originally voiced by Howard Morris, then by Don Messick in later episodes) is a superhero ant who operated out of an anthill in the countryside, where he possessed such things as a mainframe computer and exercise equipment. His powers mostly consisted of the