Evolution of Parallel Cellular Machines: The Cellular Programming Approach - By Moshe Sipper; Springer-Verlag, 1997, ISBN 3540626131. Man-made systems can have traits seen in natural collective systems, which evolve by selection processes to have problem-solving abilities; via simple, versatile parallel cellular models, and evolut - http://www.moshesipper.com/pcm/
The Wolfram Machine Project - Effort to make a computer architecture based on the mathematics proposed in Steven Wolfram book: A New Kind of Science. - http://hakware.oopsilon.com/wolfram-machine/
QCADesigner - Quantum dot cellular automata simulator and design layout tool. Can simulate millions of cells. Runs on Linux, Mac OS X, SPARC Solaris. [Free] - http://www.qcadesigner.ca/
Designing Ultra-Dense Computers with QCAs - Quantum Cellular Automata, a new technology, can make real computers orders of magnitude denser than the limits of CMOS, from molecule size devices; information flows by Coulomb interactions not electric current. Investigators, references. [Notre Dame Com - http://www.cse.nd.edu/~cse_proj/qca_design/
New Microchips Shun Transistors - Story on magnetic quantum cellular automata research, non-volatile logic, at University of Notre Dame. Works via areas of magnetic orientation instead of transistors and wires. [Wired News] - http://wired.com/news/technology/0,70190-0.html