According to DARPA, the Manta Ray initiative aims to demonstrate key ... Mimicking the shape and movement of its namesake fish, the drone features a lifting body with sea glider-like properties ...

NATIONAL HARBOR, Md. - Northrop Grumman said it finished building its prototype of the Manta Ray underwater drone, devised for assignments that demand long hours and extended ranges while ...

The Endeavor Manta displaces just five tons of water, but CSBC hopes it can be used as a drone jammer, loitering munition, ...

PINELLAS COUNTY, Fla. (WFLA) — A drone operator captured a rare video of a manta ray near Honeymoon Island with “something very unusual” swimming above it on Friday. John Yanchoris said he ...