This led to the introduction of Swimmer Delivery Vehicles (SDVs), powered mini submarines able to deploy from a mother sub underwater and carry frogmen to their objective. In 1968 the submarine ...

In the market for a new submarine, sir? Uboat Worx have just the thing, the HP Sport Sub 2, and it won't set you back a penny over €1,000,000. If you're a cold-hearted and filthy-rich member of ...

He felt that the later Tomahawk cruise missile — basically a flying mini-submarine — was a direct infringement of his patent. He did, after all, do the hard work of solving the many problems ...

Pictures of the tragic Red Sea submarine, as well as some of the passengers onboard, have emerged - the submarine was ...

But Russian media reported the ship was a top-secret nuclear-powered mini-submarine. Putin's spokesman Dmitry Peskov explained the secrecy surrounding the tragedy by saying the information was a ...

The submarine sank around one kilometre (0.6 miles) off the coast of the Egyptian Red Sea city of Hurghada, the BBC ...

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

We often think of submarines as fairly complex pieces of machinery, and for good reason. Keeping the electronics watertight can naturally be quite difficult, and maintaining neutral buoyancy while ...

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

About 14 others were taken to hospital – some in critical condition – after the incident off the coast of Hurghada ...