This document provides an introduction to research. It defines research as "looking for something again" to improve existing ideas. Research aims to verify existing knowledge, acquire new knowledge, apply new knowledge, and advance the researcher's expertise. There are three main types of research: exploration, description, and explanation. Research must be realistic, logical, cyclical, analytical, objective, critical, and replicable. It involves identifying a research problem, formulating hypotheses, collecting and analyzing data, interpreting results, and reporting findings. The characteristics of a successful researcher include being research-oriented, efficient, scientific, effective, active, resourceful, creative, honest, economical, and religious.