Nathalie Cabrol has had a stellar career as an astrobiologist combining her passion for nature with her obsession with space. She has explored the most extreme environments on earth including the high lakes of the Andes where she has found life in the most inhospitable places. This gives her hope of finding evidence of life on some of our neighbouring planets and moons, including Mars and Titan,

Guest:

Nathalie Cabrol, Director of the Carl Sagan Centre at the SETI Institute