The US Navy, through the past few years, has shown an increasing interest in the development of an unmanned underwater fleet. Among such unmanned underwater vehicles (UUVs), the Navy has tasked several companies for the designing and the development of two large UUVs, the Orca XLUUV and the LDUUV. Read full news at this link...
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The Boeing-built Echo Voyager on which the design of the XLUUV will be based (Picture source : Boeing)
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