The “COmmunication MEdiation Transfer of Knowledge in Champagne Ardenne_2” (COMETES-CA_2) project is led by the University of Reims Champagne-Ardenne (URCA) in close synergy with the Technical and Industrial Scientific Culture Center “ACCUSTICA”. This project is a continuation of the COMETES-CA project. It is part of an ambitious strategy for science with and for society, promoting the exchange between the world of research and citizens, participating in the progress and strengthening of the society. The project aims to cover the entire territory of Champagne in order to develop Science and Society relations with a diversified public, as wide as possible. It includes the following three axis: • Axis 1: promotion of research and its challenges to all audiences and in particular in rural areas and/or priority areas of the city, • Axis 2: Training in mediation, communication or scientific approach, • Axis 3: Promoting news and scientific expertise in the media. The project brings together two projects eligible by the ANR (AUBUPAR and EFICACE) in a common framework of actions of communications, mediation and scientific promotion declined during the 36 months of the project. • The actions proposed under Axis 1 aim to spread science to the heart of society, exchange and debate with citizens and create regular meetings between researchers and high school students. We will rely on existing flagship actions such as Classes en Fac, the Cordées de la success or the Fête de la Science. • Training in mediation, communication or the scientific approach carried out in line with 2 will be piloted, directed and supervised by ACCUSTICA staff, capitalizing on the experience acquired over 15 years in the field of scientific culture. active steps, thus mixing theoretical contributions, role-playing, small group work, games, site visits mediation, meetings and exchanges with scientists and the target audience will be privileged. • The writing of popular articles, meetings, exchanges and conferences with the general will make it possible to promote the research results of the AUBUPAR and EFICACE projects.