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

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

From the hand powered Turtle of the American Revolution to modern nuclear submarines, this explores the engineering that lets submarines remain hidden for months. Inside the reactor, oxygen systems, ...

China’s next-gen Type 096 submarines and longer-range SLBMs could threaten more of the U.S. from bastions near home.

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.

French President Emmanuel Macron announced the extension of France's nuclear deterrent to eight European nations, alongside ...

President Emmanuel Macron is updating France’s nuclear deterrence doctrine as Europe worries about Russia and doubts U.S.

Add Yahoo as a preferred source to see more of our stories on Google. Virginia-class fast attack submarine USS Minnesota (SSN-783) is seen off the coast of Western Australia, Australia March 16, 2025.

President Emmanuel Macron outlined how France’s nuclear deterrent protects France and, in his view, helps protect Europe.

On Monday, French President Emmanuel Macron — the person with the power to unleash France’s nuclear arsenal — will update French thinking on the potential use of warheads carried on submarines ...

Exclusive: Prime minister also presented Melania Trump with a $3,000 Paspaley pearl pendant ...