Neuroscientists have successfully linked three monkeys’ brains using implanted electrodes and coaxed them to cooperatively control a robotic arm. Oh, and they also performed a similar experiment that directly linked the brains of four rats to test their capacity for synchronicity. (I, for one, welcome our new hive-minded, mammalian overlords.)

http://www.newscientist.com/article/dn27869-animal-brains-connected-up-to-make-mindmelded-computer.html?full=true#.VaAsovlVikq