A stem cell expert hopes to grow synthetic embryos in ‘mechanical’ wombs, it has been revealed. Start-up company Renewal Bio is seeking funding to create ‘mini human clones’, harnessing techniques already used to create mouse ’embryos’ in the laboratory. The firm, co-founded by the controversial biologist Professor Jacob Hanna, claims it wants to “make humanity younger and healthier”. ‘Transplantation’Building on his previous experiments on mice, Hanna now believes it could be possible to make synthetic human embryos. He told the MIT Technology Review: “We view the embryo as the best 3D bio printer. It’s the best entity to make organs...