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Identify a post-Relativistic space-time structure compatible with quantum nonlocality

Determine a concrete space-time structure and accompanying notion of causal dynamics that can replace the space-times of Special Relativity and General Relativity while remaining empirically adequate and accommodating the experimentally verified nonlocal correlations predicted by quantum theory (e.g., Bell-inequality and GHZ violations), thereby enabling a coherent unification that abandons Relativistic locality yet preserves observed relativistic phenomenology where appropriate.

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Background

The essay argues that Bell’s theorem and its experimental confirmations rule out Einstein’s locality and, by extension, the locality built into Special and General Relativity. Consequently, the author contends that Relativity must "give way" to a different account of space-time and causality that can accommodate quantum nonlocality while preserving empirical successes of Relativity in appropriate regimes.

The closing passage explicitly acknowledges that the correct replacement for Relativistic space-time structure is not presently known, elevating this to a central unresolved question for any attempt to reconcile quantum theory with gravitation.

References

What sort of space-time structure should be used in place of the space-time of Special Relativity or the space-times of General Relativity is not at all clear, and should be a question given the highest level of attention by anyone seeking to "reconcile" quantum theory with Relativity.

The Great Rift in Physics (2503.20067 - Maudlin, 25 Mar 2025) in Final paragraph (Conclusion)