Fertility is influenced by mechanisms that influence both reproductive biology and human behavior, according to the largest study to date identifying genetic determinants of the number of children an ...

In 2016, two Japanese reproductive biologists, Katsuhiko Hayashi and Mitinori Saitou, made an announcement in the journal Nature that read like a science-fiction novel. The researchers had taken skin ...

Zinc-filled oysters are often linked to improved libido and sexual activity, and now scientists at Flinders University are calling for more serious investigations into how marine organism compounds ...

New MAIA protein, named after the Greek goddess of motherhood, helps to draw the sperm into the egg cytoplasm for completion of fertilisation Infertility is unexplained in more than half of people who ...

The soil roundworm Caenorhabditis elegans has just 959 cells and a body that is mostly gut and reproductive organs. Yet its reproduction is similar enough to ours that scientists like Francis McNally ...

Once again naked mole-rats have dealt scientists an exciting blow, with new research suggesting their anomalies in mammalian reproduction could hold the key to preserving human fertility. “Naked ...

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 ...

LONDON (Reuters) - MPs continue debating the Human Fertilisation and Embryology bill on Tuesday. Here are some key facts about the bill: -- The bill updates laws on assisted reproduction treatment and ...

NOTICE: The project that is the subject of this report was approved by the Governing Board of the National Research Council, whose members are drawn from the councils of the National Academy of ...