Our April literary salon is dedicated to the 140th anniversary of the Soviet science fiction writer Alexander Belyaev. Usually, this author is read in youth when the impossible seems possible, and any, even the most incredible ideas, can find embodiment. Older people may approach such ideas with skepticism, but nonetheless, they do not lose interest in all things mysterious and unexplained. Science fiction writers often predict the path of technological progress. Who knows, perhaps soon it will be possible to make the head work separately from the body, people will be able to live underwater for years, surfacing only briefly, [...]