The surface of the Earth is about two-thirds water, but how much of the world’s deep seas do you think we’ve explored?Dr.

Russia’s Losharik (AS-31), a unique deep-diving nuclear-powered special missions submarine, is reportedly ready for sea trials in 2025 after a nearly five-year repair following a fatal 2019 fire that ...

Deep-sea diving can be an incredible experience with countless coral beds and marine life to explore. However, as one diver recently discovered, these explorations aren’t without their risks.