Contents -- Introduction -- Part I: Cognitive Significance -- 1. On the Nature of Mathematical Truth -- 2. Geometry and Empirical Science -- 3. Recent Problems of Induction -- 4. On the Structure of Scientific Theories -- Part II: Explanation and Prediction -- 5. Explanation and Prediction by Covering Laws -- 6. Deductive-Nomological versus Statistical Explanation -- 7. Maximal Specificity and Lawlikeness in Probabilistic Explanation -- 8. Postscript 1976: More Recent Ideas on the Problem of Statistical Explanation -- Part III: Scientific Theories -- 9. Reduction: Ontological and Linguistic Facets -- 10. The Meaning of Theoretical Terms: A Critique of the Standard Empiricist Construal -- 11. On the "Standard Conception" of Scientific Theories -- 12. Limits of a Deductive Construal of the Function of Scientific Theories -- Part IV: Explanations of Behavior -- 13. Logical Positivism and the Social Sciences -- 14. Explanation in Science and in History -- 15. Reasons and Covering Laws in Historical Explanation -- 16. Rational Action -- Part V: Scientific Rationality -- 17. Science Unlimited? -- 18. Turns in the Evolution of the Problem of Induction -- 19. Scientific Rationality: Normative versus Descriptive Construals -- 20. Valuation and Objectivity in Science -- A Bibliography of Carl G. Hempel -- Index of Names -- A -- B -- C -- D -- E -- F -- G -- H -- J -- K -- L -- M -- N -- O -- P -- Q -- R -- S -- T -- V -- W -- Y -- Index of Subjects -- A -- B -- C -- D -- E -- F -- G -- H -- I -- J -- K -- L -- M -- N -- O -- P -- Q -- R -- S -- T -- U -- V -- W.