Cloning a mammal – creating a genetic copy of an existing organism – is no longer science fiction. In 2018, the first viable cloned monkeys were born, demonstrating a proof of concept: biologically, there may be no absolute barrier to cloning a human: take an egg cell, remove its nucleus, insert the nucleus from an adult donor cell, stimulate it to develop into an embryo, and implant it into a surrogate mother. 

As of May 2025 the FDA has not approved any medical generative AI-based systems for general patient care. But more and more AI co-pilots that aim to assist clinicians are emerging.