The Navy is bumping up its use of additive manufacturing to make critical, delay-prone submarine parts, said Christopher ...

Cmdr. Christopher Keithley, assigned to COMSUBPAC. "A large percentage of parts that are needed on submarines weigh less than 5 pounds, so this capability could alleviate the need for boats to ...

The entire vessel still exists and is an extremely rare example of a surviving WWI submarine. Parts of the starboard hull have been cut away to show the innards. The U-1 is a historically ...

[h/t BBC] This article was originally published on mentalfloss.com as Submarine Expedition Reveals Parts of the Titanic Have Fully Decayed.

Producing high-performance titanium alloy parts -- whether for spacecraft, submarines or medical devices -- has long been a slow, resource-intensive process. Even with advanced metal 3D-printing ...