“Challenge accepted! Research has the answer!” That was not only the motto of the Open House hosted by the Federal Ministry of Research, Technology and Space (BMFTR) on June 20 and 21 in Berlin, but also a key theme at the modern information booth where the GSI Helmholtzzentrum für Schwerionenforschung and the international accelerator center FAIR presented their work at the event. GSI and FAIR enthused visitors with an interactive challenge in a particle accelerator game and other hands-on…