Was it a great episode? I felt like they added a lot of silly soundclips and used a lot of bad analogies. And per usual, you can almost literally hear the gears in Robert Krulwich's head grinding.
A: "These guys make a great bourbon old fashioned."
B: "Really? I don't like bourbon."
I just don't like how they talk about certain science topics, it's really... simple. I really enjoyed their episode on the Galapagos, and "The Rhino Hunter" http://www.radiolab.org/story/rhino-hunter/