This lecture explores the fundamentals of Additive Manufacturing and 3D Printing, covering topics such as the different technologies, advantages, and applications. It delves into the impact of these technologies on manufacturing processes, design innovation, and cost reduction. The lecture also discusses examples of Additive Manufacturing initiatives during the Coronavirus crisis, showcasing how companies adapted their production to address equipment shortages. Furthermore, it highlights the potential of multi-material printing and the integration of sensors in 3D printed parts. The presentation concludes with a focus on advanced micro fabrication projects, emphasizing collaborations between research institutions and industry partners to drive innovation and technology transfer.