Microscopy image of a PGA at day 8 showing the early tissues supporting the embryo, including the amniotic sac and the yolk sac-like structures, surrounded by (extra-embryonic) mesoderm tissue.

A group of scientists has now demonstrated the presence of precursors of the placenta and the amniotic sac in synthetic embryos they created from mouse stem cells. In their effort to understand the ...

Pregnancy is an amazing journey that shows just how incredible your body can be. The amniotic sac is a prime example. It is a hardly visible, balloon-like structure that safely holds your baby for up ...

Researchers have come up with a less invasive way to collect amniotic stem cells – a development they say could reduce dangers for pregnant women and other pregnant individuals as well as fetuses and ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...