Last week scientists reported definite signs of water hidden in darkened craters on the moon. This week, the space shuttle launched with a load of spare parts for the International Space Station, in one of the last scheduled resupply missions before the retirement of the shuttle fleet. In this segment we'll talk with Mark Sykes, head of the Planetary Science Institute in Tucson, about the hows and whys of people living in working in space. Is it time to readjust our space exploration priorities?
Produced by Charles Bergquist, Director and Contributing Producer