For optimistic parents, the embryo transfer during IVF is a moment of joy and apprehension. But when implantation doesn’t occur, one is left not only with medical questions, but with a deep and aching ...

Researchers have captured the very first real-time, three-dimensional images and videos of a human embryo implanting into synthetic uterine tissue—revealing a key stage in reproduction. The resulting ...

Scientists have gotten an unprecedented look at how the human embryo implants in a uterus. They did this by creating very primitive, womb-like environments in the lab. "This is really important work ...

A 3D uterus embryo implantation simulation chip developed by a Chinese research team has, for the first time, fully replicated the entire process of human embryo implantation in a laboratory setting, ...

A team of scientists has just gotten a closer peek into one of the earliest and most fundamental steps of creating a human life. Research out today highlights how they captured—for the first ...

A proposed international legal and ethical definition could address current challenges, with implications for improving IVF success rates. The ethical and legal challenges posed by embryology research ...

Avoiding a multiple pregnancy during IVF seems easy: Just transfer a single embryo. Single-embryo transfer is associated with a lower pregnancy rate as well as a much reduced multiple pregnancy rate.