For a long time, having children has been a young person’s game. Although ancient records are sparse, researchers estimate that, for most of human history, women most typically conceived their first ...

A study based on a review of genetic and health information from more than 276,000 people finds strong support for a decades-old evolutionary theory that sought to explain aging and senescence. A ...

Scientists have identified the biochemical signals that control the emergence of the body pattern in the primate embryo. This will guide work to understand birth defects and pregnancy loss in humans.

Scientists are working to create human eggs in a laboratory dish, but the process is proving to be more challenging than ...

Researchers are inching closer to mass-producing eggs and sperm in the lab from ordinary human cells. The technique could provide new ways to treat infertility but also open a Pandora's box. We are ...

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 ...

Eggcelsior! Scientists have made a landmark breakthrough that enables the creation of viable human egg cells from a skin cell ...

New research reveals the presence of microplastics in human reproductive fluids, raising important questions about their potential risks to fertility and reproductive health European Society of Human ...