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 ...

Sex cells made from scratch could revolutionize human reproduction. But researchers are struggling to translate promising ...

Scientists created the eggs using DNA from adult skin cells, a step that could someday potentially lead to new ways to treat ...

A human embryo embeds itself into a fake uterus created by researchers. Screenshot from an Institute for Bioengineering of Catalonia video Sixty percent of miscarriages are caused by the failure of an ...

Human reproduction is influenced by a complex interplay of biology, genetics, and socioeconomic factors. Over the past few ...

Scientists have detected microplastics in human semen and follicular fluid, the liquid that surrounds an egg in an ovarian follicle. "This is not an isolated finding –– it appears to be quite common," ...

A female grey seal tending to her pup on the beaches of Sable Island, Nova Scotia. Gray seals only nurse their pups for 15-20 days before the female leaves and the pup must learn to forage on its own.