“THE BRAIN PRESERVATION FOUNDATION is working to develop a process to preserve the brain along with its memories, emotions and consciousness. Called chemical fixation and plastic embedding, the process involves converting the brain into plastic, carving it up into tiny slices, and then reconstructing its three-dimensional structure in a computer.”
http://www.huffingtonpost.com/2013/09/24/stephen-hawking-brains-copied-life-after-death_n_3977682.html