 The current face of RMI reflects the importance given to scientific meteorological research, in the fields of forecasting, issues concerning atmosphere and climate, the hydrological cycle, observations’ systems, magnetism and the ionosphere.The Institute tops a network of meteorological stations all over Belgium, of radars, of a lightning detection system, of measures on satellites...The RMI takes also part into the elaboration of numerous projects, like the Solar Impulse, this extremely light and ambitious plane that functions on solar energy.