The 377-foot vessel can dive to depths of more than 800 feet below the surface and maneuver at speeds of over 25 knots.

French startup NAAREA develops a 40 MW molten salt microreactor powered by nuclear waste, aiming to decentralize clean energy.

A look at the sheer scale, history, and evolution of 10 of the biggest military submarines ever made, from early experiments ...

Vladimir Putin attended a ceremony to announce the launch of the sixth and newest Project 885M Yasen-M nuclear-powered fast ...

North Korea’s indigenous technological base is clearly insufficient to have developed the submarine on its own—almost ...