Discussion of how the strong nuclear force and the electric force compete with each other in the atomic nucleus. Duration: 4:01.
The role that neutrons play in holding an atomic nucleus together is discussed. Notably, there is a limit to the number of neutrons that a nucleus may contain. Duration: 4:07.
Reasons for why there is a limit to the size of the atomic nucleus are discussed. Duration: 2:46.
The author answers the question of why it is that radioactivity can't simply be neutralized. Duration: 2:15.
