This book gathers the peer-reviewed papers presented at the XXVI Conference of the Italian Association of Theoretical and Applied Mechanics (AIMETA), held in Naples, Italy, on September 2–6, 2024. The conference topics encompass all aspects of general, fluid, solid, and structural mechanics, as well as mechanics for machines and mechanical systems, including theoretical, computational, and experimental techniques and technological applications. As such, the book represents an invaluable, up-to-the-minute tool, providing an essential overview of the most recent advances in the field.