Engineers are working on a next-generation submarine that would fly through water in an air bubble. Continue reading →
A Chinese company wants to build a our-square-mile superstructure that would be prefabricated, self-sustaining and mostly under water. Continue reading →
The "Multi-Modal Vehicle Concept" seeks to be an unmanned Special Ops force on land, air and sea. Continue reading →
A manned submersible named Cyclops is being built to dive nearly 2 miles (3 kilometers) below the ocean's surface, deeper than most existing subs.