Reviews of topical problems

L.G. Landsberg “Flavor changing neutral currents and rare decays of K-mesons” Phys. Usp. 46 995–1051 (2003)

S.B. Dabagov “Channeling of neutral particles in micro- and nanocapillaries” Phys. Usp. 46 1053–1075 (2003)

A.V. Gapontsev, V.V. Kondrat’ev “Hydrogen diffusion in disordered metals and alloys” Phys. Usp. 46 1077–1098 (2003)

Methodological notes

S.I. Blinnikov, L.B. Okun, M.I. Vysotskii “Critical velocities c/sqrt{3} and c/sqrt{2} in the general theory of relativity” Phys. Usp. 46 1099–1103 (2003)

Physics news on the internet

Yu.N. Eroshenko “Physics news on the Internet (based on electronic preprints)” Phys. Usp. 46 1104–1104 (2003)

From the history of physics

I.L. Fabelinskii “The discovery of combination scattering of light in Russia and India” Phys. Usp. 46 1105–1112 (2003)

Letters to the editors

A.Yu. Grosberg “A few remarks evoked by Binhi and Savin’s review on magnetobiology” Phys. Usp. 46 1113–1116 (2003)

Bibliography

E.V. Zakharova “New books on physics and related sciences” Phys. Usp. 46 1117–1120 (2003)