(via PBS Space Time) The mystery of what happens when we go from a superposition to a definite state is known as the Measurement Problem, and it’s arguably the most mysterious outstanding problem in ...

There are three types of quantum physicists: (1) those who think quantum mechanics is defaced by a so-called measurement problem; (2) those who think, as I do, that there is no measurement problem; ...

Part of our International Year of Quantum Science and Technology coverage For the International Year of Quantum Science and Technology, Physics World is shining a spotlight on quantum effects so ...