A year after she pushed Planned Parenthood’s sex education programs out of Utah schools, a GOP lawmaker wants to require teachers to show a video by anti-abortion activists.

BEIJING -- After years of dedicated research, a team of Chinese scientists has unveiled critical mechanisms governing early human embryonic development, offering novel theories and potential ...

In mammals, the fusion of sperm and oocyte gives rise to a totipotent zygote, which undergoes a series of cleavage divisions and differentiation events. During this process, the embryo transitions ...

Studying the shape of tissues and organs is critical to understanding how they are formed. Embryonic development happens in three dimensions, but many studies are limited by the use of two-dimensional ...

Add Yahoo as a preferred source to see more of our stories on Google. A doula holds a replica of an embryo in the womb. | stock.adobe.com Stanford has successfully engineered a human uterus lining ...

Researchers created lab-grown models of the human endometrium that allow embryos and blastoids to implant, enabling direct observation of the earliest stages of pregnancy for the first time. The ...

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 ...

Microscopy image of a day 14 human embryo that has implanted in the new artificial womb. (Matteo Molè at the Babraham Institute.) Scientists have gotten an unprecedented look at how the human embryo ...