On the way home from my training session for my new job, I happened to hear about a Purdue project called America's Transportation Project on NPR. Several people on my discussion group list had mentioned in the past ideas about how to reconstruct our infrastructure to accommodate light rail for passengers and high-speed rail for goods. Well, here it is. It's a group looking at ways to build a high-speed rail system down the medians of the highways already constructed. In our group, someone had already come up with that idea!
Here's the link.