Remote controlled cars are easy, and RC tanks can even shoot their guns. One type of vehicle has eluded remote control hobbyists to a large extent; building a remote control submarine is hard.

We often think of submarines as fairly complex pieces of machinery, and for good reason. Keeping the electronics watertight can naturally be quite difficult, and maintaining neutral buoyancy while ...

This vintage tin toy submarine, made by Sutcliff in 1951, is a rare find. With no screws or rivets, it’s one of the few that survived after tens of thousands were produced. The clockwork engine was ...