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19 votes
1 answer
7k views

Is my interpretation of the underlying idea behind this 2022 Nobel Prize story “How physicists proved the universe isn’t real” more or less accurate?

I’m not very good at math but I frequently watch PBS Spacetime on YouTube to try to satisfy my curiosity about physics despite that. In a recent video by Dr Ben Miles titled “How Physicists Proved the ...
J.Todd's user avatar
  • 1,821
14 votes
3 answers
3k views

When light reflects off a mirror, does the wave function collapse?

This question is specific to the Copenhagen interpretation, which states that the wave function collapses on interaction. If we have a beam of light reflected off a mirror, whether you see this light ...
safesphere's user avatar
  • 12.7k
4 votes
2 answers
2k views

Entropy before and after collapse of the wavefunction and interpretation?

Seems like it might be pretty rudimentary but I want to see if my thinking is on the right track as well as what the result means. The question is, is the entropy of the collapse of a wavefunction or ...
Relative0's user avatar
  • 293