Imagine you're in the heart of a nuclear submarine, navigating through the depths of the ocean. You're not just steering a multi-million-dollar vessel; you're the eyes of the boat, relying on advanced technology to see what lies beyond the hull. This isn't just a thrilling concept; it's the reality for submariners, and in this article, we'll delve into the fascinating world of sonar, the technology that allows submarines to navigate, detect, and operate in the underwater domain.