Need Ships? Try a 3-D Printed Navy

Need Ships? Try a 3-D Printed Navy | Danger Room | Wired.com: "If two junior Navy officers have their way, the warships of the future will be floating factories that create everything from food to robots and spare parts — all thanks to 3-D printers. Shipyards will use them on a vast scale. And when the ships need more raw materials, they’ll link up with “biomining” ships that harvest raw materials from the sea."