3D printing, also known as additive manufacturing, has evolved from a prototyping tool into a transformative technology with vast applications across various industries. This paper reviews the recent advancements in 3D printing technology, including improvements in materials, precision, and speed. Furthermore, it explores the diverse applications of 3D printing in fields such as healthcare, aerospace, automotive, construction, and education. The paper concludes with a discussion of current limitations and the future outlook of this technology.