While some European ethicists and politicians have called for an end to the creation of “three-parent” IVF embryos, the U.S. Food and Drug Administration has announced it is considering allowing the practice - without having held a public consultation. Researchers say that the technique “modifies standard IVF technology” to create an embryo from the eggs of two women and sperm from one man. The FDA’s most recent draft guidance on the issue included no mention of the ethical concerns over the nature of the procedure itself, but only offers suggestions for developing early stage clinical trials. “This guidance is intended...