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Anton Zeilinger

Quantum physicist: The particle itself does not know where it is

In this 2018 video, quantum physicist Anton Zeilinger explains the essence of quantum physics for a general audience: The skinny, courtesy Philip Cunningham: 40 sec: Every object has to be in a definite place is not true anymore… The thought that a particle can be at two places at the same time is (also) not good language. The good language it that there are situations where it is completely undefined where the particle is. (and it is not just us (we ourselves) that don’t know where the particle is, the particle itself does not know where it is). This “nonexistence” is an objective feature of reality… 5:10 min:… superposition is not limited to small systems… 7:35 min:… I have given Read More ›