In response to the rapid evolution of nanotechnology and the interdisciplinary integration of emerging technologies, the use of nanomaterials in geotechnical engineering, with a particular focus on soil improvement, has gained considerable attention. This study provides a comprehensive examination of the application of nanoparticles in soil stabilization and explores the ensuing implications. The review delves into the potential benefits offered by nanotechnology, presenting innovative solutions within the realm of soil improvement. The analysis encompasses a thorough review of studies employing nanomaterials in geotechnical and geological engineering, elucidating the intricate ways in which these nanoparticles contribute to enhancing soil properties. Furthermore, the paper investigates the underlying mechanisms governing nanomaterials in soil improvement, shedding light on their synergies with traditional stabilizers and emphasizing the advantages they offer over conventional materials, waste products, and fibers. By synthesizing current research, this paper not only showcases promising methodologies that employ nanomaterials for soil improvement but also advances our understanding of the dynamic interplay between nanotechnology and geotechnical engineering. This contributes to the development of innovative approaches for sustainable advancements in the field, paving the way for future research and application.