Summary: Many people have signed up for the one way trip to Mars to attempt to colonize it. <a href="http://www.jeffreybennett.com/" target="_blank">Dr. Jeffrey Bennett</a> explains the challenges behind having a stable colony on Mars, and why we probably aren't ready for it yet. <a href="http://www.ernlive.com/show/popular-science-radio/57/episodes/best-of-wheels-on-europa-full-show-319" target="_blank">Listen to Full Episode #319</a> <a href="http://ern-wp-content.s3.amazonaws.com/wp-content/uploads/2016/06/PS_070216_IHEART_06.mp3" target="_blank">Download Segment 6</a>
