A pioneering volume on the philosophy of interdisciplinary fields of biophysics, biochemistry, astrobiology, and origins of life research. The Philosophy of Biophysics brings together contributions from leading philosophers of biology across the globe to address the conceptual, foundational, and philosophical issues raised by biophysics. The contributions shed light on how physics and biology are integrated in scientific practice and contribute to a better understanding of the relationship between biology and other sciences. With chapters authored by experts in a number of fields, the book will inform debates on interdisciplinarity, causal explanation at different scales, the question of how biology relates to the physical sciences, and the unity of science. The book: interweaves philosophical analysis and scientific details addresses causation, mechanisms, laws, reduction, and scientific methodology covers various areas of biophysics features collaborative work by philosophers and scientists.