The soil roundworm Caenorhabditis elegans has just 959 cells and a body that is mostly gut and reproductive organs. Yet its reproduction is similar enough to ours that scientists like Francis McNally ...

Utah startup says it grew human sperm in lab, creating embryos in early test of infertility breakthrough.

Implications for human fertility research In humans, SIX6OS1 is the equivalent gene of SCEP3, but mutations in humans are difficult to study because cellular errors lead to programmed cell death, ...

Researchers have captured the very first real-time, three-dimensional images and videos of a human embryo implanting into synthetic uterine tissue—revealing a key stage in reproduction. The resulting ...

The therapeutics are designed to enhance in vitro fertilisation (IVF), one of the most transformative advances in reproductive medicine. The first baby was born via IVF more than 40 years ago. Since ...

Scientists from the United States and the United Kingdom have revealed, in a first-of-its-kind study, that they were able to grow human eggs in a lab. Their achievement could someday lead to new ...

Each month during a woman's menstrual cycle, an ovary prepares 10–20 antral follicles, fluid-filled sacs that hold immature eggs, for maturation. In most cycles, only one follicle is selected to ...

Alabama lawmakers, reacting to public outcry over the state Supreme Court's decision that embryos created by in vitro fertilization are legally the same as children, passed a law on March 7 designed ...