Computational Materials Science is an interdisciplinary field that uses computer simulations and models to understand and predict the properties and behavior of materials. By leveraging techniques like density functional theory, molecular dynamics, and Monte Carlo simulations, researchers can explore atomic-level structures and interactions. This enables the design of novel materials with tailored properties for specific applications, such as lightweight alloys, energy-efficient semiconductors, or advanced polymers. Computational tools also help in optimizing manufacturing processes and reducing the need for costly and time-consuming experimental trials. As the demand for sustainable and high-performance materials grows, computational materials science plays a pivotal role in accelerating innovation and bridging the gap between theoretical predictions and practical material development.