Physicotheology refers to the study of the relationship between God and the natural world. Synonyms for physicotheology include natural theology, philosophical theology and rational theology. These terms all explore the intersection between faith and science, with a focus on understanding the divine through the physical world. They also encompass the theological implications of scientific discoveries and theories. Other related terms include biophilosophy, which examines the philosophical and ethical dimensions of the relationship between humans and the natural world, and theodicy, which explores the problem of evil and suffering in light of a belief in a benevolent and omnipotent God.