**What is the structural theory of degrees of unsolvability?**

The structural theory of degrees of unsolvability is a branch of mathematical logic that aims to measure and compare the complexity of unsolvable problems.**What are the recent advancements in the field?**

M.M. Arslanov discusses the recent progress made in understanding the underlying structure and hierarchy of unsolvability degrees.**How do degrees of unsolvability relate to the complexity of problems?**

The author explain how different degrees of unsolvability reflect the varying levels of computational complexity of unsolvable problems.**What are the main concepts and frameworks used in the structural theory of degrees of unsolvability?**

The author discuss the foundational concepts, such as Turing degrees, and the frameworks used to analyze the structure of unsolvability degrees.**Are there any practical implications of the findings in this field?**

The author explore potential practical implications or applications of the structural theory of degrees of unsolvability, such as in computer science or algorithmic analysis.**What are the open problems and challenges for future research in this area?**

M.M. Arslanov highlight specific open problems that remain unsolved or areas that require further investigation within the field of structural theory of degrees of unsolvability.