Guests also learned of the work of ORCA founder Edie Widder, whose research in bioluminescence and deep-ocean exploration is featured in a documentary.

Most of China's submarine fleet is diesel-electric, but Beijing is ramping up production of nuclear-powered classes.

Iran's submarine fleet, long considered an important component of its naval power, suffered serious losses during Operation Epic Fury. According to U.S. military experts, the Kilo-class submarines, ...

Nuclear submarines carry out multiple types of missions, but no matter the mission, it's vital that they remain hidden in the ocean's depths.

Refueling a nuclear submarine isn't quite as simple or quick as putting gas in your car. Here's why it takes years to get a nuclear sub back in the water.

Beijing’s accelerating production of submarines is set to challenge U.S. undersea dominance.

China now operates 59 submarines, compared to the US Navy’s 71—but it has expressed the clear intention to catch up.

A group of NATO navies are conducting “Operation Ice Camp Boarfish” in the Arctic Ocean—even as a war rages thousands of miles away in Iran.

Submarines may not be as eye-catching as fighter jets or as massive as aircraft carriers. Yet submarines, sometimes called boats, are plenty capable of causing destruction. As weapons that control sea ...

Arithmetic is not usually dramatic, but in naval force design it can redraw the map. The U.S. Navy is approaching a transition that is less about any single submarine than about what disappears when ...