Physicists working with molybdenum-84, a nucleus containing exactly 42 protons and 42 neutrons, have found that this seemingly balanced atom defies one of nuclear physics’ longest-standing ...

Maria Goeppert Mayer was a physicist at Argonne who developed the nuclear shell model theory, a pivotal discovery that won her a Nobel Prize in 1963. This year marks the 75 th anniversary of the ...

Since the atomic nucleus was first proposed in 1911, physicists simply assumed it was round. But are the nuclei of atoms really round? Intuitively this shape makes sense and physicists believed it ...