Add Yahoo as a preferred source to see more of our stories on Google. The US Navy developed a $50 million stealth surface vessel that was never put into operational use. The Sea Shadow's angular ...
Lockheed Martin has offered a rare public confirmation of the operational use of its ...
The US Navy developed a $50 million stealth surface vessel that was never put into operational use. The Sea Shadow's angular surfaces inspired the design of the Zumwalt-class stealth destroyers. Its ...