Gluons are the smallest adhesive particles; they hold the quarks together inside atomic nuclei. To-date no-one has been able to view an object made only of gluons – a glueball. Concettina Sfienti and many other scientists want to achieve this for the first time using the PANDA detector in the FAIR accelerator system, which is currently being built. A very special ingredient shall lead them to the goal: antimatter.