As longevity medicine revolutionizes the lives of many, the quest to take the next step-living as long as we choose - has spurred a scientific arms race. It's empowered a wild-eyed fringe of pseudo-scientists, tech visionaries, scam-artists, and religious fanatics who have given their lives to the pursuit of immortality. Peter Ward explores the current state of the race for immortality and attempts to sort the swindlers from the scientists, while also analysing the potentially devastating consequences should humanity realize its ultimate dream.