Nineteen 154-pound underwater drone gliders with no propellers flew at once off Portugal in NATO's biggest uncrewed naval exercise, hunting submarines by listening, and a bigger 377-pound glider dragged a line of hydrophones through the water behind it - Autonocion.com
Nineteen 154-pound underwater drone gliders with no propellers flew at once off Portugal in NATO's biggest uncrewed naval exercise, hunting submarines by listening, and a bigger 377-pound glider dragged a line of hydrophones through the water behind it Autonocion.com