In 1960, scientists Nathan Kline and Manfred Clynes envisioned a spacefaring cyborg, technologically augmented to endure the rigors of space travel. The subsequent six decades of space exploration largely ignored this radical suggestion, but the advent of gene editing tools like CRISPR present raise new questions. Might genetic alterations give future astronauts the 'right stuff?' What would the physiology of a genetically-augmented space traveler even look like? Robert and Joe explore in this episode of the Stuff to Blow Your Mind podcast.