FILE - In this Aug. 14, 2013, file photo, an in vitro fertilization embryologist works on a petri dish at a fertility clinic in London. Tens of thousands of people undergo in vitro fertilization every ...

Upon concluding its 86th Plenary Assembly, Spain’s Catholic Bishops’ Conference issued a powerful document condemning a new law on assisted human reproduction that promotes cloning and genetic ...

Timothée Chalamet has ignited debate after expressing his belief that reproduction is the core purpose of human existence. In ...

Artificial human reproduction appears to be on the horizon with Japanese scientists' claim to have created immature human eggs from stem cells, but the technique could result in power that would cross ...

Scientists have detected microplastics — the tiny and pervasive fragments now found in our seas, drinking water, food and, increasingly, living tissue — in human semen and follicular fluid, according ...

Scientists might soon be able to create eggs and sperm from skin and blood cells. What will that mean? The way we make babies could be about to change. Maybe. An embryo forms when sperm meets egg. But ...

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 ...

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 ...

The following is an excerpt from The End of Sex and the Future of Human Reproduction by Henry T. Greely. This is a book about the future of our species, about the likely development of revolutionary ...

Sixty years ago, Nobel Prize-winning geneticist Joshua Lederberg shocked the world with the first serious scientific paper detailing the feasibility of human cloning. Four decades later, a sheep named ...