Welcome to our 200th blog posting. It seems appropriate to write this article on a milestone date in the advancement of human technology in space. For today is the day that NASA’s Mars Science Laboratory, known also as Curiosity, has arrived on the surface of Mars to begin its p

In our last blog on space we looked at alternate methods of getting off the ground into low-Earth orbit. The goal is to lift larger and larger payloads into space so that humans can construct the engines that will allow them to explore the rest of the Solar System and even go beyond t