Every five minutes, a transplant candidate dies while waiting for a compatible heart, liver, or kidney. Imagine a technology that could provide those life-saving transplant organs for a high price, and imagine what a company would do to monopolize that technology. On a remote island in Lake Superior, a team of geneticists has unlocked this holy grail of medicine. By reverse-engineering thousands of genomes, they dial back the evolutionary clock to re-create the progenitor of all mammals. The method? Illegal. The result? An AI-designed animal whose organs can be safely transplanted into...