They see a microscopic flash at fertilization, a burst of fluorescence that marks a sudden release of zinc from the human egg ...

The number of people seeking treatment for infertility — and talking about it — is on the rise: According to a 2023 poll, 42 percent of adults said they had pursued a fertility treatment or personally ...

After trying to conceive for 18 years, one couple is now pregnant with their first child thanks to the power of artificial intelligence. The couple had undergone several rounds of in vitro ...

For centuries, women were usually the ones blamed for any issues related to fertility, the inability to have children or for not producing a coveted baby boy. (We’re looking at you, Henry VIII.) Of ...

Sperm are male reproductive (sex) cells. The word "sperm" can refer to spermatozoon (singular) or spermatozoa (plural). Sperm are tiny cells with an oval-shaped body and a long tail. They measure just ...

While men may be able to have children much later than women, doing so could come with an increased risk of inherited disease for their children. Researchers from the Wellcome Sanger Institute have ...