Major impact from a minor merger - The extraordinary hot molecular gas flow in the Eye of the NGC 4194 Medusa galaxyS. König, S. Aalto, S. Muller, J. S. Gallagher III, R. J. Beswick, E. Varenius, E. Jütte, M. Krips and A. AdamoA&A, 615 (2018) A122DOI: https://doi.org/10.1051/0004-6361/201732436