Nanotechnology refers to the science, engineering, and technology conducted at the nanoscale, which is about 1 to 100 nanometers. It involves manipulating and controlling individual atoms and molecules to create materials or devices with new or enhanced properties. This technology is applied across various fields, including medicine, electronics, energy, and materials science, offering revolutionary advancements like targeted drug delivery systems, more efficient solar panels, and stronger, lighter materials. Nanotechnology is pivotal in driving innovation and solving complex challenges by harnessing the unique behaviors of matter at the nanoscale.