This is how a man ordinarily becomes a father in ... of what demographers call “multiple-partner fertility.” When adults partner, un-partner and re-partner, the kids come and go.

One man, Ayman Fares, told the BBC he was saved by ... led forces freed prisoners after Assad's fall last December. UN urges Syria to act - follow updates Syria leader calls for peace after ...

This economic pressure has unexpectedly thrust a specialized product into the spotlight: fertile eggs, particularly those sold by Trader Joe’s, which gained widespread attention after a viral ...

The pioneering research of UC Santa Cruz's Upasna Sharma to determine how a father's life experiences and environment can ...

For decades, the total fertility rate in the United States has been below the replacement fertility rate—the level of fertility necessary for the current generation to replace itself.

Researchers found that TEX38 and ZDHHC19 co-localize on the plasma membrane of spermatids and mediate S-palmitoylation of ARRDC5, a crucial protein for spermatogenesis. Disrupting either TEX38 or ...

Thirty states and the District of Columbia require sex education in schools, but no law or state standard mandates teaching about fertility, according to the Sexuality Information and Education ...

Around 2055, a first is expected to take place: “The world population will peak and then start declining and it’s likely to ...

A research team has uncovered how a naturally occurring biological mechanism found in mammals is able to prevent sperm cells from interacting with an egg, preventing fertilization. The discovery, ...

Fighting reportedly broke out in Nasir in Upper Nile state on February 14 and 15, the UN mission in South Sudan says. Fighting broke out between the South Sudan People's Defence Forces and 'armed ...

SAVANNAH, Ga. (WSAV) — A former patient of Coastal Fertility Specialists has filed a lawsuit against the company for implanting the wrong embryo into her uterus, resulting in her carrying and ...

Edinburgh and Glasgow are two of the least fertile cities in the UK, according to a new study. As birth rates plummet across the UK, new data reveals that Edinburgh and Glasgow both rank among the ...