The most advanced lab-made human embryo models look like the real thing — they resemble, though don't perfectly replicate, natural embryos about 14 days into development. These lab-made embryo models ...

Scientists are exploring ways to mimic the origins of human life without two fundamental components: sperm and egg. They are coaxing clusters of stem cells – programmable cells that can transform into ...

When you seek the help of a fertility specialist to conceive, your first step is to undergo diagnostic tests to understand your likelihood of success. This is followed by a comprehensive consultation ...

A "synthetic" embryo with a brain and beating heart has been created by British scientists. It features the foundations of all the body's organs, including neural and gut tubes that protect the ...

The mystery of early embryonic communication is starting to be unraveled thanks to a new stem cell-based model.