I've been doing a bit of work with silverlight and F#, thought someone here might like to look.

Here's the short explanation:
http://strangelights.com/blog/archive/2007/05/25/1584.aspx

Here's the long explanation:
http://strangelights.com/blog/archive/2007/05/28/1585.aspx

And of course, here's the game itself:
http://www.strangelights.com/fsharp/silverlight/life.aspx

(requires silverlight runtime http://silverlight.net/GetStarted/)