This article outlines some selected events from the numerous activities held during the 2025 International Year of Quantum Science and Technology, elucidating the core concepts, themes and developmental trends explored within these initiatives. QuantumFest 2025 (USA), QuanTour (Germany), Quantum Curio (USA), Communicating Quantum Science and Technology to Public (South Korea), Quantum Crossroads (New Zealand) have shown synergy in various branches of quantum science and technology. SPQEO journal follows the world trends in quantum innovation and publishes appropriate articles, in particular, on the effects of charge carrier interaction, peculiarities of waves propagation in optical fibres for communication etc.
Смертенко et al. (Wed,) studied this question.