There\u2019s a new school of thought that if the human species intends to become a space-faring civilization, it will not only require advancements in propulsion technology\u2019 (i.e.: \u2018warp drive\u2019, \u2018anti-gravity\u2019 and \u2018 ion propulsion\u2019 for example), but enhancements in human physiology as well.