Quantum Interpretations and Foundations Forum

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Join discussion regarding the different quantum interpretations and foundations. These discussions present some unique challenges since they deal with matters for which there is not an established "right" answer.
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Undergrad Quantum Interpretations and Foundations Guidelines
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Insights The Fundamental Difference in Interpretations of Quantum Mechanics - Comments
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Graduate Universal quantum physics
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Undergrad One does not “prove” the basic principles of Quantum Mechanics
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Undergrad Valid local explanation of Bell violations? (Pegg et al., 1999; 2008)
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Graduate Alternative model for counterfactual definiteness in Bohm-like EPR
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Undergrad Question about discussions around quantum interpretations
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Undergrad Physicists disagree wildly on what quantum mechanics says about real…
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Graduate Understanding Barandes' microscopic theory of causality
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Undergrad A very interesting paper on orthodox quantum mechanics
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Undergrad Are fields' reality only a relative one?
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Insights Why Entangled Photon-Polarization Qubits Violate Bell’s Inequality
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Undergrad Is there a bad intuition or bad explanation in quantum entanglement?
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Graduate Collapse of wave function and consciousness
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Undergrad A Dataset & Signal Analysis Interpretation of Quantum Mechanics
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Undergrad QM Qubit state space representation by Projective Hilbert space
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Undergrad Modern View of Quantum Phenomena
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Undergrad Violation of Bell Inequality with unentangled photons
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Undergrad Carroll interviews Barandes on Indivisible Stochastic QM
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Graduate Challenge to Bohmian mechanics by Sharoglazova et al, Nature, 2025
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Undergrad Does action at a distance violate any conservation principles?
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Graduate Constrained colliders in entanglement swapping
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Undergrad Is there any interpretation of QM that doesn't clash with intuition?
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Undergrad Can entanglement swapping be explained without nonlocal influences?
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Undergrad Example of complete set of operators
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Graduate How Does MWI explain Type I PDC Photon Polarization Entanglement?
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Undergrad Does Time-Symmetry Imply Retrocausality? How does the Quantum World Say “Maybe”?
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Graduate Is MWI Considered Local in Quantum Mechanics?
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Undergrad Could there be a non local theory without action at a distance?
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Undergrad Wigner's friend and quantum tunneling
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Undergrad Entanglement: is there 'action at a distance' due to measurement?
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Undergrad Discussion on the probabilistic interpretation of quantum mechanics
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Undergrad New interpretation for the double slit experiment with light?
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Graduate Barandes's Unistochastic Refomulation Applied to Entanglement Swapping
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Undergrad The quantum wave is not real?
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Undergrad A new realistic stochastic interpretation of Quantum Mechanics
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Undergrad Does a "physically real" quantum interpretation exist?
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Undergrad Why can’t entanglement be explained by a signal?
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Undergrad Is the fork in the Einstein Podolsky Rosen argument correct?
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Undergrad The Born rule -- 100 years ago and today
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Undergrad Decoherent histories for Young's experiment (with and without gas)
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Undergrad The Great Rift In Physics: The Tension Between Relativity and QM
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Graduate Quantum nonlocality and "spooky action at a distance"
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Undergrad How can Bohmian mechanics explain entanglement?
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Undergrad Can anti-realism really save nonlocality?
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Undergrad No relativistic Bohmian mechanics and superluminal causation
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Undergrad In the many worlds interpretation, how do the worlds join?
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Undergrad What if there were no observers?
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Graduate Clarification regarding argument in EPR paper
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Undergrad Can Bohmian Mechanics deal with photons?
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Graduate Forward-in-time analysis of delayed-choice entanglement swapping
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Undergrad Layperson's Question -- The wave function requires observation to collapse?
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Undergrad "Proof" of Born rule by principle of indifference
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Dyson's View Of Wavefunction Collapse
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Undergrad Uncertainty principle on macroscopic objects
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Graduate Consistent Histories and Locality
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Undergrad Is wave function collapse equivalent to entanglement with the observer?
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Graduate Interpreting photon correlations from independent sources
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Undergrad Non-local preparation in entanglement swapping experiments
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Undergrad Non-locality by memory (Jung, 2020) applied to stochastic mechanics
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Undergrad Relational QM question from Rovelli's book Helgoland
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Undergrad No conspiracy and superdeterminism
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Undergrad How Does the Many-Worlds Interpretation Address Nonlocality?
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Undergrad The TSVF interpretation of quantum mechanics
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Insights PBS Video Comment: “What If Physics IS NOT Describing Reality”
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Undergrad Can a quantum state be thought of simply as one allowing bidirectional time travel?
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Undergrad Many worlds and interference
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Quantum mechanics, many worlds, and its implications -- I have questions
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Undergrad About quantum interference: space and time
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Undergrad Does wave function get updated instantly as environment changes?
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Undergrad Newtonian "schema/paradigm" != Newton's mechanics
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Undergrad Measurement as a unitary process
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Undergrad Local mechanism for nonlocal anticorrelations inside spin theory
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Graduate Tumulka on Bohmian QED
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Undergrad Energy in Everett's Many-worlds Interpretation
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Undergrad Reeh-Schlieder theorem : what's the matter with the Taj Mahal?
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Undergrad Entanglement in QM interpretations
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Undergrad Vacuum entanglement: between what and what, exactly?
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Undergrad Bohmian Prediction of Bell Inequality Violations
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Undergrad Can I take the transactional interpretation seriously?
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Graduate Papers on Splitting single particles
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Undergrad Wave function collapse in the early Universe
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Question about entanglement over large distances
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Undergrad Would the state collapse when quantum entanglement is being observed?
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Undergrad Are there asymptotic QFT/QED states in a constant magnetic field?
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Why is the "conscious observer" thing considered?
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Undergrad Bell violations + perfect correlations via conservative Brownian motion
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Undergrad Radioactivity in quantum physics
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Undergrad MWI as applied to measurement of spin 1/2 entangled particle pair
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Graduate Teaching ideal quantum measurement, from dynamics to interpretation
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Undergrad Can the "measurement problem" just be an "epistemological ambiguity"?
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Undergrad What is the mathematical expression of the process of the wave functions collapsing?
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Graduate Resolution of the Frauchiger-Renner paradox
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Graduate Is the QT "no-cloning theorem" suitable as "Chronological Protection"?
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Undergrad What exactly does quantum immortality convey?
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Undergrad Are there any accepted relativistic interpretations of quantum mechanics?
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Graduate Feynman rules for Entangled photons
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Graduate Double slit experiment using entangled photons
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Undergrad Wave function collapse
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Undergrad QFT made Bohmian mechanics a non-starter: missed opportunities?
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Undergrad Is QM generally believed to be able to describe Newtonian mechanics?
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Undergrad Experiment distinguishes Standard QM vs Bohm: Asymmetric beam splitter
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