Essie, Quantum Cat Detective: Case Files from the Unsolved Mysteries of Quantum Theory

The case board begins with the famous mysteries of quantum mechanics: the measurement problem, the Born rule, the quantum-to-classical boundary, decoherence, objective collapse, Wigner's Friend, nonlocality without signaling, contextuality, the problem of time, quantum gravity, black-hole information, and the ontology of the wave function. These are the visible mountains of quantum foundations.But...