This drone hides underwater then takes to the skies to execute its mission

We've seen experimental drones that rule that skies with speed and even mounted weapons, but a new flying drone prototype has emerged that will lie in wait for you somewhere new: under the sea A team at the Johns Hopkins University Applied Physics Laboratory designed the CRACUNS (Corrosion Resistant Aerial Covert Unmanned Nautical System) drone to withstand both underwater pressure and the corrosive effects of salt water See also: Pentagon confirms it has used spy drones in U.S. air space Based ...