WTP 258: High-Speed Rail, Bamboo Trains, Bio-Truck Expedition, Coltan/Congo Redux and Winston the High-Speed Pigeon

We take a look at global models for America's proposed high-speed rail system, and then keep it real by dipping into the podcast archive for a piece on Cambodia's Bamboo Railway. We talk about a unique bio-truck that will attempt to go around the world, and hear about the downside of show more...