The discussion centers around recommendations for modern physics textbooks favored by professors and students. Participants express dissatisfaction with the textbook currently assigned for their upcoming classes, noting poor ratings on Amazon. One user mentions their positive experience with Serway, Moses, and Moyer's "Modern Physics," which is used in a 200-level course. The conversation highlights a shared concern about the quality of textbooks in the field and suggests looking for alternative recommendations, referencing a similar thread for additional insights.