Eleven medical facilities across the nation will soon start a clinical study that will examine all chromosomes of a fetus, in a move that could have implications for Japan’s current prenatal testing ...

At some point in the deep past, humans may have come frighteningly close to disappearing altogether. Here’s what we know, ...

Advances in assisted reproduction are no longer limited to simple ovarian stimulation. An international team has just reached ...

The symptoms: The woman was referred to a hospital following a miscarriage at seven weeks of pregnancy. Leading up to the hospital visit, the woman's gynecologist had decided to check the patient's ...

Turner syndrome is a genetic condition found in females only. It affects about 1 in every 2,500 girls. Girls who have this condition usually are shorter than average and infertile due to early loss of ...

I receive many emails from twins and their families with important stories to tell. In October 2025, I received a message from a fraternal female twin to say that she had a twin sister with Turner ...

She had to fight for recognition after a male colleague took credit for her work in identifying an extra chromosome as the cause of that genetic condition. Dr. Marthe Gautier in an undated photo.

Creating human eggs from adult cells just got one step closer to reality. A technique used in cloning combined with fertilization and a bit of chemical coaxing caused human skin cells to produce eggs ...

In a controversial step that raises the possibility of a new kind of infertility treatment, scientists report that they have produced functional human eggs in the lab that were able to be fertilized ...

Megan Molteni reports on discoveries from the frontiers of genomic medicine, neuroscience, and reproductive tech. She joined STAT in 2021 after covering health and science at WIRED. You can reach ...

Neil Hunter, a professor in the Department of Microbiology and Molecular Genetics, has discovered a crucial step in how chromosomes stay connected during the development for egg cells and sperm, ...