Post-Hoc: The embryo editing debate is back

Examining embryos in the first days should increase the chance of successful IVF treatments. But the proposal to lift the ban on cultivating embryos for scientific research is sensitive.

Post-Hoc: The embryo editing debate is back

Six years ago, Chinese researcher He Jiankui stunned the world by announcing the birth of the first two babies whose genes were edited as embryos. An ethical red line was crossed and condemnation from his ...