Research disciplines are specific fields of study that focus on particular areas of knowledge. Examples include biology, psychology, and engineering. Each discipline employs unique methods and approaches to investigate questions, solve problems, and contribute to our understanding of the world. These disciplines can be broadly categorized into natural sciences, social sciences, and humanities. Natural sciences study the physical world, social sciences explore human behavior and societies, while humanities examine cultural and philosophical aspects of human experience. Together, these disciplines provide a comprehensive framework for academic inquiry and knowledge advancement.