Research refers to the systematic investigation and study of materials, sources, or phenomena in order to establish facts and reach new conclusions. It involves gathering information, analyzing data, and drawing conclusions based on evidence. Research can be conducted in various fields, including science, social science, humanities, business, and technology, with the aim of expanding knowledge, solving problems, or developing new theories or applications. It typically follows a structured methodology and may involve experimentation, observation, surveys, or literature review, among other techniques, depending on the nature of the inquiry and the goals of the researcher. Ultimately, research contributes to the advancement of human understanding and the improvement of society by generating new insights and discoveries.