Polymer degradation is a consequential process in the life cycle of polymers, involving the breakdown of their molecular structures over time. This natural or induced deterioration can occur through various mechanisms, including thermal, oxidative, and environmental factors. Understanding polymer degradation is vital in predicting the longevity and performance of materials in practical applications. Material scientists employ advanced analytical tools, such as spectroscopy and microscopy, to unravel the molecular alterations that occur during degradation. This knowledge is instrumental in crafting materials with enhanced resistance to environmental stressors, ensuring their stability and reliability across applications. The synergy between polymer degradation studies and material science not only refines existing materials for prolonged use but also fuels the innovation of new, sustainable polymers that align with the growing demand for eco-friendly solutions in industries spanning from construction to electronics. This continual exploration of polymer degradation enriches the field, offering insights critical to the evolution of resilient and environmentally conscious materials.