Some scientists express an opinion about an exhaustive knowledge of the fundamental, qualitatively different properties of nature and about the possible "end of fundamental science." The author of the book, doctor phys.-mat. sciences, seeks to show that the data of modern science do not give grounds for such statements. The book contains a lot of factual material that confirms the author's point of view. The popular form of presentation makes it available to a wide range of readers - non-specialists in the field of physics.