Nothing like a list of 70 upper-level scientists' predictions for the future (http://www.newscientist.com/channel/opinion/science-forecasts) to get your game of Shock: rolling. Now that you have the science, all you have to do is come up with the social implications to cross-reference them against.
HA! I bought the latest issue of NS for exactly that reason.
There is good stuff in here about the Big Questions as well (life, death, reality, free will and a therory of everything).
Black cover, gold type, anniversary subscribtion for £79 (79 is the atomic number of gold).
Highly recommended, not just for Shock.
Per
Hey, I'm gonna have to do a blog post about this. But first, I'm going to have to read it.