All,
This was just published, it'll be in the June issue.
A 3D printable info graphic!
The STL file is here:
http://www.popsci.com/node/135212
The story on how I did it is here, along with info for how to print it with Simplify3D:
http://www.popsci.com/node/135219
One cool technique I had fun working up is using Testor model decal sheets to create full color custom details to put on my print. It worked out great!
Have fun!
Don