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 ...

In the quest to create better options for couples facing infertility, scientists have been racing to create eggs and sperm in a laboratory dish. A study published Tuesday in Nature Communications from ...

"Human reproduction likely to be more efficient than previously thought." ScienceDaily. www.sciencedaily.com / releases / 2017 / 06 / 170613101932.htm (accessed November 14, 2025).

Learn the story of human reproduction from attraction to a baby’s first breath. Go on a journey with parents who are preparing for babies to see how our bodies create and sustain new life. Through ...

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 ...

US researchers successfully created early-stage human embryos from adult skin cells, bypassing traditional egg cells through advanced DNA manipulation. This groundbreaking OHSU study, mirroring ...

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 ...

Human reproduction is notoriously inefficient. Whereas the fertilized eggs of other animals, such as mice, usually progress to more complex embryo stages, fertilized human eggs often falter early on.