The female reproductive system includes internal and external organs, each designed to carry out varying functions. Learn ...

The expression of that gene leads to the atrophying of the Müllerian ducts, allowing the Wolffian ducts to start to develop into parts of the male internal reproductive system. By contrast ...

From a synchronized ballet of white-tip reef sharks to the moment a male ... image is part of an ongoing scientific project dedicated to exploring the nightlife and distinctive reproductive ...

This valuable study reports on the critical role of ANKRD5 (ANKEF1) in sperm motility and male fertility. However, the supporting data remain incomplete. This work will be of interest to biomedical ...

On Jan. 3, a swell shark egg hatched at Shreveport Aquarium in Shreveport, Louisiana. The egg was discovered by aquarium staff in a female shark tank about eight months ago, but it may have remained ...

The author made a few bucks donating sperm back in the day. Thirty years later, there was a phone call. Then another one.

A small plant-eating deer species that rarely draws much attention in Japan is now a major source of concern after an ...

for the parts they played in blocking the entrance to that clinic. That law makes it a crime to threaten, obstruct or injure a person seeking access to a reproductive health clinic or to damage ...

Trump signed an executive order this week that stated only the genders male and female are to be recognized by the ... a ...

male, female, and related terms can hinder individual efforts to enjoy equal treatment under the law.” Harmon said the most harmful part of Trump’s executive order will likely be in prisons ...