
Could there be more than one theory of everything?
Daniel and Kelly’s Extraordinary Universe
00:00
The Different Languages of Underdetermination
In a lot of these cases, you don't actually have genuine rivals. The two theories can't be discriminated between on the basis of the evidence we've gathered but they're the same theory. And so what about the case of later sort of quantum mechanical interpretations? You know, we have various descriptions of what's going on with particles. Is the way function collapsing or is the universe splitting into multiple universes? Or is the collapse relative, you know, like in relational quantum mechanics? Are those examples of true underdetermination where we have really different stories that make effectively the same predictions for what we could see in experiments?
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