Northrop Grumman Corporation completed assembly of a full-size uncrewed underwater vehicle (UUV) prototype known as Manta Ray. A new class of UUV, it is an extra-large glider that will operate long-duration, long-range and payload-capable undersea missions without need for on-site human logistics. The Manta Ray can wait on the seabed to intercept nuclear submarines. DARPA’s ...

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Link :
https://www.nextbigfuture.com/2024/05/darpa-manta-ray-is-a-breakthrough-unmanned-drone-submarine.html