RADSAFERS, A short article I enjoyed on the NASA web-site about radiation damage and space travel. No new ground here (an easy read) but IMHO interesting never-the-less... http://science.nasa.gov/headlines/y2005/09may_mysteriouscancer.htm?list1 50959 Joel Baumbaugh (joel.baumbaugh at navy.mil) SPAWARSYSCEN, San Diego