Part 1: Physical facts and related conceptual problems. Broad overview -- Overstepping the limits of the framework of familiar concepts -- Nonseparability and Bell's Theorem -- Objectivity and empirical reality -- Quantum physics and realism -- Universal laws and the "reality" question -- Antirealism and physics; the Einstein-Podolsky-Rosen problem; methodological operationalism -- Measurement and decoherence, universality revisited -- Various realist attempts -- Schrödinger's cat, Wigner's friend, and veiled reality -- Part 2: A philosophical analysis. Science and philosophy -- Materialisms -- Suggestions from Kantism -- Causality and observational predictability -- Explanation and phenomena -- Mind and things -- Pragmatic-transcendental versus veiled reality approaches -- Objects and consciousness -- The "ground of things" -- Appendix 1: The Bell Theorem -- Appendix 2: Consistent histories, counterfactuality, and Bell's Theorem -- Appendix 3: Correlation-at-a-distance in the Broglie-Bohm model.