Biological imaging has undergone incredible development over the years, allowing exhaustive investigation of living structures. Nano-sensors are state-of-the-art technology that possesses the potential to enhance biological imaging at molecular and atomic levels. They play a crucial role in supervising robust modifications in biomolecules and their functions that can be useful in understanding essential biological processes. Further real-time biological activities can be detected by the nano-biosensors, allowing tracking of the dynamic biological events, including gene expression and signal transduction. Researchers are trying to advance the nano-sensors towards a better future of diagnostic applications by integrating smart technology. The combination of Artificial intelligence technology and machine learning may stimulate data analytics and promote several discoveries in the field of science. Nano sensors-based biological imaging will modernize healthcare, biotechnology, and human welfare. Its unique attributes could ignite a revolutionary leap in advancing science and technology.