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 ...

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.

Traxxas shows how its Slash 4x4 RC car can drive across water and do ... enough and can move enough water to keep from becoming a submarine. As you see in the video, the Slash can even do jumps ...