Are we alone in space? What could extraterrestrial life forms look it? And how do we find them? These questions are almost as old as mankind itself. Natural Scientist and former Einstein International Postdoctoral Fellow Riccardo Giovanni Urso tries to answer them every day. In this episode of #AskDifferent, he talks about his scientific journeys through space, basic ingredients for life, and why he would love to be onboard a mission to mars.