Nanorobotics, a swiftly advancing field merging nanotechnology and robotics, promises transformative impacts on various industries and daily life. This chapter offers an insightful survey of nanorobotics, delving into its core concepts, applications, and challenges. Manipulating nanoscale entities, this interdisciplinary field pioneers nanosensors, actuators, power sources, and communication systems. Nanorobotics unlocks unparalleled potential in medicine, enabling targeted drug delivery, precise diagnostics, and minimally invasive surgeries. It extends to environmental monitoring, manufacturing, and IT. Challenges like fabrication techniques and ethical concerns are noted. Anticipating advancements, nanorobotics may grow more autonomous through AI and machine learning. Its potential to reshape industries, enhance health, and bolster ethical practices underscores the importance of responsible innovation. In summation, this chapter provides an encompassing view of nanorobotics, spotlighting applications, hurdles, and future trajectories.