AbstractPhilosophy is a free-thinking, radical, and universal method of obtaining a truth, and the philosophy of science is the free-thinking, radical, and universal application of science principles and rules. The philosophy of science is not a methodology but is a reflective process rooted in the principles of science. The philosophy of science represents a component of philosophy, not only a research method or a scientific paper's procedures, and it serves as the foundation and direction of scientific development, which is continually seeking truth or reality (unfinished journey). Cases of deterioration in the field of Islamic social sciences include exact or natural sciences. Discussions on Islamic scholarly epistemology show similar pr...