Officials said the drone was not armed, but the police report listed "potential national security implications" as one ...

Any mistake at sea can be deadly, but on a sub the stakes are even higher. Here are five of the worst military submarine ...

The three-tonne DIY submarine called Lake Defender ... “The hatch was open - and came within inches of water flooding in. “I had to jump out and use my body weight to keep it upright.” ...

The detection of submarines becomes easier during snorkeling periods, when it raises it head out of the water for air intake ...

Congratulations to all the people who have, put on a marvelous show you started a long time ago with a very innovative idea to pull a submarine out of the water, to put it on display for the rest ...

The Germans quickly phased out all other submarine construction in favor of ... six were in service, 53 in the water, and 900 under construction or on order. The first Type XXI, U-2511, left ...

The demand for bandwidth and internet connection worldwide is likely to expand the submarine communication ... of communications infrastructure under-water receiving higher focus is expected ...

Take the sub out of the cup and remove some sticky ... and the buoyancy of the straw submarine. When in the water, the straw submarine displaces an amount of water equal to its own submerged ...

it can take out mines with ease. The Echo Range is a serious looking drone sub developed by Boeing for the US Navy. Eventually Boeing hopes that it will be able to stay under water for 70 days at ...

The water tank is just 300ml in size ... When you’re not running the vac motor, you can run the Submarine for hours without running out of power. So it really became [about] the balance of well how ...