pt. I: lecture 1. Beginning the journey -- lecture 2. Babylonians, Egyptians, and Greeks -- lecture 3. The Presocratics -- lecture 4. Plato and the Pthagoreans -- lecture 5. Plato's cosmos -- lecture 6. Aristotle's view of the natural world -- lecture 7. Aristotelian cosmology and physics -- lecture 8. Hellenistic natural philosophy -- lecture 9. Greek astronomy from Eudoxus to Ptolemy -- lecture 10. Roman contributions -- lecture 11. Roman versions of Greek science -- lecture 12. The End of the Classical world.

pt. II: lecture 13. Early Christianity and science -- lecture 14. The Rise of Islam and Islamic Science -- lecture 15. Islamic astronomy, mathematics, and optics -- lecture 16. Alchemy, medicine, and late Islamic culture -- lecture 17. The Latin West reawakens -- lecture 18. Natural philosophy at school and university -- lecture 19. Aristotle and Medieval scholasticism -- lecture 20. The Science of creation -- lecture 21. Science in the orders -- lecture 22. Medieval Latin alchemy and astrology -- lecture 23. Medieval physics and earth sciences -- lecture 24. The Middle Ages and the Renaissance.

pt. III: lecture 25. Renaissance natural magic -- lecture 26. Copernicus and Calendrical reform -- lecture 27. Renaissance technology -- lecture 28. Tycho, Kepler, and Galileo -- lecture 29. The new physics -- lecture 30. Voyages of discovery and natural history -- lecture 31. Mechanical philosophy and revived atomism -- lecture 32. Mechanism and vitalism -- lecture 33. Seventeenth-century chemistry -- lecture 34. The force of Isaac Newton -- lecture 35. The rise of scientific societies -- lecture 36. How science develops.