Polymer science is the study of the properties, structures, and applications of polymers, which are large molecules composed of repeating subunits. This interdisciplinary field combines principles of chemistry, physics, materials science, engineering, and biology to understand and manipulate the behavior of polymers in various environments. Researchers in polymer science investigate the synthesis, characterization, processing, and properties of polymers, with the goal of developing new materials with specific properties and functions. This includes studying the structure-property relationships of polymers, as well as developing methods for the design and synthesis of advanced polymer materials for applications in industries such as materials science, bioengineering, pharmaceuticals, and electronics. Key areas of research in polymer science include polymer synthesis and modification, polymer characterization techniques, polymer processing and rheology, polymer blends and composites, biomaterials, and polymer nanotechnology. Overall, polymer science plays a crucial role in the development of new materials that have a wide range of applications in everyday life.