If you remember the movie Avatar, the Earth could and wandered through the world of another body. Although the alien bodies to create even goes beyond our capabilities, we at least make a step in that direction.
So Japanese scientists built a robot whose movements are the same operator. Simultaneously, the operator sees just that the robots. In other words, robots and operator become one.
The project except major research interest, and has many potential applications in hostile environments. For example, one could manipulate the robot in deep water or in places where the activity is prohibitive for humans.