Scientists have uncovered a surprising new way that giant embryonic cells divide—without relying on the classic “purse-string” ring long thought essential for splitting a cell in two. Studying ...

Anti-abortion lawmakers and activists are channeling their frustration over the legalization of the procedure in Arizona into ...

Lawmaker has introduced a bill requiring Utah schools to show students videos of fertilization and development of a fetus ...

Growing tissues can crack, break, and dissociate to form structures that can later withstand immense forces.

Heading into London TV Screenings and MIP London, James Townley discusses new series '100 Knives,' 'Football Island,' 'How Old Is Your Brain?,' 'Who's Guilty?,' 'Staying Alive,' and 'The Dinner.' ...

Researchers at the MRC Laboratory of Medical Sciences (LMS) and Imperial College London have shown for the first time that, before they can start developing into egg and sperm cells, the embryonic ...

The Florida couple's lawsuit alleges that the baby girl born in December was not genetically their child, and they don't know ...

Humans develop sharp vision during early fetal development thanks to an interplay between a vitamin A derivative and thyroid hormones in the retina, Johns Hopkins University scientists have found.

Week 3 of pregnancy is a critical stage when the embryo begins to grow rapidly. During this week, cells divide at an astonishing rate, laying the foundation for all future tissues and organs. This ...

Rowan University biology professor Natasha Shylo is exploring left-right asymmetry development with a grant from the National Institutes of Health.

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 ...