Hegel's philosophy of nature: its origins, development, and contemporary relevance introduction Marina F. Bykova; Part I. Hegel's Philosophy of Nature in the Historical and Systematic Context: 1. The feebleness of the concept in nature: a challenge to conceptual realism? Robert Stern and Leonard Weiss; 2. Nature and its limits: Hegel's idealist critique of physicalism, naturalism, and essentialism Sebastian Stein; 3. Naturphilosophie and the problem of clean hands: Hegel and Alexander von Humboldt on nature Elizabeth Millán Brusslan; 4. On Hegel's account of nature and its philosophical investigation Marina F. Bykova; 5. The logic of nature – Nature as the 'Idea in the Form of Otherness' Angelica Nuzzo; Part II. Cosmology, Mechanics, and Physics: 6. Hegel's dissertation on the orbits of the planets: Plato, Kepler and Newton as cosmologists Paul Redding; 7. Hegel's syllogism of analogy and organic conception of cosmic life: a Speculative Kantian legacy in his absolute mechanics? Cinzia Ferrini; 8. Hegel's mechanics as a system of steps from space and time to celestial motion Ralph M. Kaufmann; 9. Logic and physics in Hegel's philosophy of nature Stephen Houlgate; Part III. Organics: 10. Hegel's theory of animal embodiment Christopher Yeomans; 11. A past without history and the conditions of life. Hegel on the terrestrial organism Ansgar Lyssy; 12. Human beings as the 'Perfect Animals': Hegel on the difference between animal life and human spirit Nicolás García Mills; Part IV. On Contemporary Challenges for the Philosophy of Nature: 13. The prospects for an idealist natural philosophy: logic and nature Terry Pinkard; 14. Is there a future for the philosophy of nature? John W. Burbidge; Bibliography.