HMAS AE1 was Australia's first WWI submarine, which mysteriously vanished in 1914, becoming the country's greatest naval ...

Submarines have been around since the 17th century, and while we know much about modern nuclear subs, the older boats are less well known. This is especially true of those used during World War I, as ...

With fifth-generation submarines on the horizon, their technology has come a long way. Ultra-advanced subs of today use ...