The author uses the comparison that Dr. Fermi was like a ship captain because He moved through dangerous territory taking readings of the progress.
Explanation:
Fermi worked on the creation of the first nuclear reactor and his experiment was the beginning of a nuclear age, then all the messages including information about the advances of his experiments and investigation where sent coded, and he was called in this messages, the Italian Navigator which is to say that he was the leader of the project or as it would be called the ship
