According to Guinness World Records, the smallest submarine ever made is just 4mm, or 0.157 inches long, and was created in 1999 by the German company MicroTEC as a mini medical device.

Big surprise, right? That’s precisely how [Peter Sripol] approached his latest project, which he’s claiming is the world’s smallest remote control submarine. We’re not qualified to say if ...

The accident happened off the coast of Hurghada - the Russian embassy in Egypt says all the tourists on board were Russian.

Commissioned in 1954, the USS Nautilus was the world's first nuclear-powered submarine. It was the first ship to visit the North Pole and participated in the Cuban missile crisis blockade.

A Chinese navy task group that circumnavigated Australia in February and March highlighted China's ambition to operate more ...

Six Russians died on Thursday and 39 foreign tourists were rescued when a viewing submarine sank off the Egyptian Red Sea ...