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 ...

Microplastics have been discovered in human follicular fluid and semen, according to new research, raising concerns about possible risks to reproductive health.

The study found nine different types of microplastics in the reproductive fluids studied. Why is the presence of microplastics in the human reproductive system concerning?

Sixty percent of miscarriages are caused by the failure of an embryo—the developmental stage before a fetus—to implant in the woman’s uterus. Part of the problem is that researchers have no idea how ...

A century of science has pushed the boundaries of human reproduction even beyond writers’ imaginations.

Learn the story of human reproduction from attraction to a baby’s first breath.

Scientists have detected potentially toxic microplastic particles in human semen and female reproductive fluids for the first time, raising concerns about potential risks to health and fertility ...

Beyond future space colonies, there is also a more pressing need to understand the effects of space on the human reproductive system. No one has ever become pregnant in space—yet.

In the last 50 years, average human sperm concentrations dropped by 51.6 percent, and total sperm counts dropped by 62.3 percent, according to a study published last week in the journal Human ...