Gastrulation, the process where an embryo reorganizes itself from a hollow sphere into a multilayered structure, is considered a “black box” of human development. This is because human embryos are ...

The new platform's ethically grounded approach promises to reveal much about how human embryos form during the earliest stages of pregnancy. It's one of life's most defining moments -- that crucial ...

During implantation, the human embryo is hidden inside a “black box.” Although peeking inside has been prohibited by the 14-day rule, which restricts in vitro studies to preimplantation events, a new ...