M. Blahó, Á. Egri, G. Horváth, R. Hegedüs, G. Kriska, J. Jósvai, M. Tóth, K. Kertész, L. P. Biró: No reaction to circularly polarized light by scarabs although expected for these polarizing beatles - part I I. Gazda: Kalman Szily Sr., historian of sciences B. Laczik: The cochleoid ruler A. Fonyó: Early years of medical physics in Budapest E. Hartmann: I. Tarján and crystal physics in Hungary G. Rontó: The heritage of Prof. Tarján Z. Kövesi-Domokos: Cosmic radiation at extreme energies - part I A. Simon: Looking forward to discovering extrasolar moons OPINIONS K. Oláh: The entropy problem - part I Do we have neutrino science or not? (I. Nándori, Z. Trócsányi) TEACHING PHYSICS A. Joó: Ice cold jet, 120 N driving force L. Wiedemann: Wave groups on Lecher pairs F. Sándor-Kerestély: The Eugene Wigner Competition in solving problems in physics M. Pál: Mechanical measurements demonstrated using digital equipment I. Légrádi: How home electric bells work L. Kovács: The newly tuned demonstration pendulum of Eötvös K. Härtlein: Physical experiments to be performed at home BOOKS EVENTS