It was at ESPCI, with her husband, that Marie Curie began work on radioactivity. It was here that, together, they discovered polonium and radium, and it is here that she learned to develop her skills. A review in images of the positive influence of Marie Curie on our School and its heritage, at the time when the President of the Republic is paying homage to this exceptional woman, recipient of two Nobel prizes, capable from the outset of combining invention, interdisciplinarity and experimental practice.