One truly elegant hypothesis of physics is the "zero-energy universe" hypothesis. It proposes that the net sum of the energy in the universe perfectly equates to zero. According to the idea, if ...

Hurt people hurt people. It’s a vicious cycle. Much as the law of conservation of mass says that matter can neither be created nor destroyed, once pain exists in the world, it has a tendency to ...

In classical physics, energy conservation holds true in all closed systems. In quantum mechanics and relativistic contexts, the principle still holds but with additional considerations for mass ...