Rex Ex Machina

"Rex Ex Machina" by Frederic Max is a science fiction short story written in the mid-20th century. The narrative explores the themes of power, control, and the consequences of technology, particularly through the lens of mind control and hypnosis. Set against a backdrop of the Cold War, the story raises questions about human agency in the face of overwhelming technological advancement. The story unfolds as Francis, who is on his deathbed, writes a final letter to his son sharing his extraordinary past. He recounts his experience as an Army captain who discovered a Russian scientist's invention that could hypnotize the entire world. After assassinating the scientist to prevent the potential misuse of the device, he chooses to keep this powerful tool for himself and utilizes it to foster peace globally. As he concludes his letter, he instructs his son to use the mind-control machine wisely, hinting at the moral complexities and responsibilities that come with such power. The narrative interweaves elements of ethical contemplation and paternal wisdom, ultimately questioning the implications of wielding immense control over humanity.