Submarines are meant to be stealthy, silent weapons of destruction, but how do they navigate and engage targets? In more ways ...

For a Seawolf-class submarine travelling at 24 knots (12.5 metres per second) and 30 metres (98 feet) depth, the wake's magnetic field reaches 10⁻¹² tesla - "well within the sensitivity range ...

Off the Bay of Biscay in the North Atlantic, for example, the Gillis found that the range of detection of a submarine decreased from 60 km to 35 km. Between the first and second Island Chains in ...