D. Berényi: I take leave G. Palló: Arthur Koestler B. Király: Neutron recoil cross section G. Kádár, E. Krén: Neutron diffraction as applied in investigations of magnetic structures and phase transitions J. Cserti: The optics of the rainbow - III J. Hajdu: Einstein’s 1917 Fall lectures on statistical mechanics I. Tóth: The size of comet cores COMMEMORATIONS J. Radnai: M. Vermes Centenary OPINIONS P. Raics: Fundamental and applied research, innovation etc. - how long to be continued at universities? SCIENCE IN BITS FOR THE SCHOOL Medical imaging methods III. (J. Faigel) EVENTS