Reviews of topical problems

A.V. Gurevich “Nonlinear effects in the ionosphere” 50 1091–1121 (2007)

S.B. Popov, M.E. Prokhorov “Population synthesis in astrophysics” 50 1123–1146 (2007)

A.R. Aramyan, G.A. Galechyan “Vortices in a gas-discharge plasma” 50 1147–1169 (2007)

From the current literature

N.A. Tulina “Colossal electroresistance and electron instability in strongly correlated electron systems” 50 1171–1178 (2007)

From the history of physics

Yu.Ya. Stavissky “Nuclear energy for space missions” 50 1179–1187 (2007)

Personalia

Zh.I. Alferov, A.F. Andreev, A.L. Aseev, S.N. Bagaev, V.L. Ginzburg, A.A. Gorbatsevich, V.F. Elesin, L.V. Keldysh, O.N. Krokhin, E.G. Maksimov, G.A. Mesyats, Yu.A. Chaplygin “Yurii Vasil’evich Kopaev (on his 70th birthday)” 50 1189–1190 (2007)

E.N. Avrorin, V.V. Adushkin, S.T. Belyaev, E.P. Velikhov, R.I. Il’kaev, V.N. Mikhailov, D.V. Shirkov “Yurii Alekseevich Trutnev (on his 80th birthday)” 50 1191–1192 (2007)

E.G. Berezhko, A.V. Gurevich, V.V. Zheleznyakov, G.A. Zherebtsov, A.N. Skrinskii, R.A. Sunyaev, A.M. Cherepashchuk, D.V. Shirkov “Germogen Filippovich Krymsky (on his 70th birthday)” 50 1193–1194 (2007)

Physics news on the internet

Yu.N. Eroshenko “Physics news on the Internet (based on electronic preprints)” 50 1195–1196 (2007)