Scientists have for the first time ever filmed a crucial step that leads to new human life – cracking open a 'black box' of early development, and potentially helping with fertility treatments.

Spanish researchers on Friday released 3D videos in which a human embryo for the first time is seen implanting itself in the outer layers of simulated uterus.

Scientists recorded in 3D and in real time the exact moment a human embryo implanted itself in an artificial uterus, opening ...

As the embryos settled in overnight, the researchers recorded time-lapse videos with a microscope ... "It really takes a major step towards opening one of the black boxes of human development. It's ...