This report offers a detailed exploration of Computed Tomography (CT), a crucial medical imaging technique. It begins with the history of CT, tracing its development from the early theoretical concepts to the first commercially viable scanners. The report then delves into the evolution of CT technology, highlighting the different generations of scanners and their advancements. Key aspects covered include image reconstruction techniques, which are essential for producing high-quality images, and image artifacts, which can affect image quality and interpretation. The technical details of CT scanners, including specifications of detectors and X-ray tubes, are also examined. Furthermore, the report discusses the clinical applications of CT, such as its use in diagnosing various conditions, and looks ahead to the future of CT, including potential advancements and future directions. The report provides a comprehensive overview of CT technology, offering valuable insights for students and readers interested in this field.