New ‘semi-sub’ shows spy potential of sailing at waterline
An unmanned semi-submersible vehicle developed at WSU may prove that the best way to travel in water undetected and efficiently is not on top, or below, but in-between.
An unmanned semi-submersible vehicle developed at WSU may prove that the best way to travel in water undetected and efficiently is not on top, or below, but in-between.