This paper examines the deep and enduring relationship between physics and philosophy, a connection that has shaped the trajectory of human inquiry from antiquity to the present. By tracing their shared historical roots, the paper emphasizes how early philosophical speculations laid the groundwork for scientific reasoning. Despite the modern institutional separation of these two disciplines, physics continues to grapple with questions that are fundamentally philosophical in nature, questions concerning the essence of time, space, causality, determinism, and the very nature of reality. The paper explores the epistemological structures that underpin scientific knowledge, such as the criteria for theory confirmation and falsifiability, and investigates the ontological assumptions embedded in classical and modern physics. Special attention is devoted to paradigm shifts in the history of science, including the contributions of figures such as Aristotle, Newton, Popper, and Kuhn, as well as the radical implications of quantum mechanics and general relativity. Through an analysis of contemporary debates, such as those surrounding interpretations of quantum mechanics, the multiverse, and the conceptual validity of string theory, the paper argues that philosophy remains indispensable for critically examining and contextualizing scientific thought. Far from being obsolete, philosophical reflection serves as a compass for navigating the conceptual challenges of physics. Ultimately, the dialogue between philosophy and physics is presented as a dynamic and reciprocal exchange, one that not only enriches both fields but is also necessary for advancing our understanding of the universe.
Šćepanović et al. (Wed,) studied this question.