Britain's mighty fleet of fearsome new nuclear submarines, dubbed the Royal Navy's future 'silent enforcers', will feature separate cabins for female sailors, an on-board gym and study room for ...

All that is to say that, historically, U-boats and submarines of similar vintage used to be quite slow. But modern submarines, despite the added friction of being surrounded by water, are actually ...

Submarines on land? It wasn’t just science ... grounded U.S. efforts like the Los Alamos Subterrain program. These futuristic drills could bore through earth and leave glass-lined tunnels ...

Its defense minister singled out its submarines to Business Insider. They are quiet, small, and can stay down for a long time, ideal for the Baltic Sea. Sweden's defense minister told Business ...