The Defense Advanced Research Projects Agency, or DARPA, is working on a heavy-duty seaplane called the "Liberty Lifter." ...

Prospective customers for Dufour’s Aero2 hybrid-electric, multi-role uncrewed VTOL aircraft are about to get the chance to run application-based flight tests.

The extra-large unmanned underwater vehicle (XLUUV) segment is emerging as the fastest-growing sector of the defense undersea ...