when is a strong force not a strong force? Answer: when it’s anywhere outside the atomic nucleus. That at least is the case with the strong nuclear force, one of four fundamental forces of ...

To force two nuclei together (a single proton is the nucleus of a hydrogen atom), they must overcome this repulsion so that the strong nuclear force—one of the four fundamental forces in the ...

China replaced two leaders of an elite unit managing its nuclear arsenal, triggering speculation of a purge. General Li Yuchao who headed the People's Liberation Army's (PLA) Rocket Force unit and ...