Reviews of topical problems

S.O. Alexeyev, S.K. Kuzmin, E.A. Pluzshnikov, R.A. Stamov, I.I. Chekh “Gravitational waves in extended gravity theories” Phys. Usp. 69 (7) (2026)

Conferences and symposia

“Nonlinearity, statistics, medicine (Scientific Session of the Physical Sciences Division of the Russian Academy of Sciences (PSD RAS) on May 21, 2025)” Phys. Usp. 69 (7) (2026)

A.P. Chernyaev, E.N. Lykova, F.R. Studenikin, A.A. Shcherbakov, A.A. Kim, M.V. Zheltonozhskaya “Radiation medical physics” Phys. Usp. 69 (7) (2026)

I.N. Zavestovskaya, S.M. Deyev, S.Yu. Taskaev, D.S. Petrunya “History, current status, and prospects for the development of boron neutron capture therapy” Phys. Usp. 69 (7) (2026)

M.Yu. Romanovsky “The exclusion principle and the evolution of matter in statistics of particles with hierarchical structure” Phys. Usp. 69 (7) (2026)

Personalia

A.M. Bykov, V.A. Dogel’, L.M. Zelenyi, V.N. Zirakashvili, A.V. Ivanchik, V.V. Kocharovskii, G.F. Krymskii, L.A. Kuzmichev, K.P. Levenfish, K.A. Postnov, S.A. Starodubtsev, D.G. Yakovlev “In memory of Igor Nikolaevich Toptygin” Phys. Usp. 69 (7) (2026)

N.B. Gudimchuk, D.Yu. Nechipurenko, M.A. Panteleev, O.V. Rudenko “In memory of Fazoil Inoyatovich Ataullakhanov” Phys. Usp. 69 (7) (2026)

D.A. Agarkov, S.V. Garnov, V.B. Efimov, I.Yu. Ibragimova, V.V. Kveder, N.N. Kolesnikov, I.V. Kolokolov, E.A. Kuznetsov, V.V. Lebedev, L.P. Mezhov-Deglin, A.N. Tereshchenko, V.B. Shikin “In memory of Aleksandr Alekseevich Levchenko” Phys. Usp. 69 (7) (2026)

Scientific news

Yu.N. Eroshenko “Physics news on the Internet: July 2026” Phys. Usp. 69 (7) (2026)