P. Király: After 100 years still of interest: the gravimetric experiments of Eötvös, Pekár and Fekete E. Nemecz: The origin of the Earth P. Forgács, C. Hoenselaers, P. Tod, Gy. Fodor, M. Vasúth, Á.L. Gergely: In memoriam Z. Perjés (1943-2004) TEACHING PHYSICS K. Papp, A. Nagy: Teaching physics and PR: how to make physics attractive The 2006 Eötvös physical contest (A. Gefferth ) OPINIONS K. Kamarás: Must we file applications for everything EVENTS SCIENCE IN BITS FOR THE SCHOOL Orientation based on polarimetry in the animal world (R. Hegedüs, G. Horváth)