Just found this video on Reddit. Watch until the end and see if your head doesn't explode at the result.
http://www.youtube.com/watch?v=W3YZ5veN_Bg
I'm wondering how difficult it would be to replicate this experiment at home... Corn syrup and food coloring are easy to come by, but the cylinder-crank mechanism might take a little work to put together. Still, it would make one hell of a demonstration at a party!
Adam