Robots evolve to learn cooperation, hunting

[AtomicWaste]

I found this a while ago. Used it as a source in my 12 page Artificial Intelligence research paper actually. I figured some others might be interested in it.
http://news.cnet.com/8301-17938_105-10432608-1.html

I think this is probably the most amazing thing ever. To watch a robot crash into a wall a couple times, then learn that it's solid and go around it would be awesome.