Scientists have gone and created a little robot controlled by rat neurons, taken from a rat fetus, and kept alive in a bell jar. The brain cells
communicate with the little robot by BlueTooth.
As the cells are living tissue, they are kept separate from the robot in a temperature-controlled cabinet in a container pitted with electrodes.
Signals are passed to and from the robot via Bluetooth short-range radio.
Original BBC article:
Link
And another video showing what appears to be a later-generation robot.
Link
The research is supposedly directed at reaching a greater understanding of Alzheimer's, but it seems like the defense industry would really love to
jump onto an interface such as this.
[edit on 6-10-2008 by BlaznRob]