The Mechanical Engineering Laboratory is delighted to host the upcoming National Doctoral Studies Day in Mechanical Engineering, scheduled for December 28–29, 2025, at the Faculty of Sciences and Technology (FST) in Fez. Held under the central theme : Mechanical Engineering & Green Energy: Innovating for a Sustainable Energy Future, this event will shed light on how digital innovations are reshaping the field of mechanical engineering, with a particular emphasis on sustainable and energy-conscious advancements. Beyond showcasing the laboratory’s core research domains, the event seeks to promote meaningful interaction between doctoral researchers, academic professionals, and socio-economic actors. It will offer PhD students a valuable platform to share their thesis developments, benefit from insightful feedback, and expand their academic and professional networks. Additionally, this edition will act as a vital link between academia and industry, fostering knowledge exchange and cross-disciplinary cooperation.