Paul Spudis has a great comment about exploration over at airspace: http://blogs.airspacemag.com/moon/2010/01/25/have-we-forgotten-what-exploration-means Here is my reply: Every organism, organization, or system must bring in more resources and energy than it expends, in order to thrive and grow. Exploration needs to contribute to society in order to be sustained. Unfortunately, the US signed the 1967 Space […]