So, how fast does evolution work? Could we get cool powers like the X-men, or cast of Heroes?

Well...you tell me.

http://www.dailygalaxy.com/my_weblog/2008/...-disc.html#more

So Darwin was on the right track with his finches, now if only he had as much access to our technology and Galapagos Islands as we do now. That would would be interesting to see what he would discover.

Very true. It's always interesting to look back at theory and old science fiction stories and see how much was right, and how many things predicted in those stories exist now eh?