A newly created cell model of the amniotic sac could reveal new insights into early pregnancy, as well as generate helpful products for medical use.

It’s time to step up the opposition to designer babies, says Marcy Darnovsky of the Center for Genetics and Society ...

Nerve cells are not just nerve cells. Depending on how finely we distinguish, there are several hundred to several thousand ...

The 14-day limit on scientific study of children conceived in vitro is already abhorrent, and any attempt to extend it should ...

Scientists found that embryonic skin cells “whisper” through faint mechanical tugs, using the same force-sensing proteins ...

Scientists found microplastics in fluids around human eggs and sperm. Plastics from cookware and packaging affect human ...

In a scientific “first,” a tiny heart structure composed of human cells has been successfully grown within a pig embryo.

Like all complex organisms, every human originates from a single cell that multiplies through countless cell divisions.

Embryo models are getting remarkably realistic.The little clump of cells looked almost like a human embryo. Created from stem cells, without eggs, sperm, or a womb, the embryo model had a yolk sac ...

Dozens of labs around the world are striving to grow models of human embryos to study development, fertility and therapies. They are entering uncharted ethical territory.

The Catholic Church opposes IVF because it separates the marriage act from procreation and destroys embryonic human life.

Chinese and U.S. scientists have taken a big step forward developing human-monkey chimeras that could transform how scientists study disease.