The results show that males focus their mating efforts on the most fertile females by combining information about the timing of swelling and reproductive history. Because male bonobos can effectively ...

The female reproductive system is made up of the parts that are inside and outside the body that help a female make a baby. Both the female and male reproductive system are needed for this. The female ...

In 2017, Ashley Moffett, a reproductive immunologist, walked to the pharmacy near her laboratory at the University of Cambridge, UK, to buy a pregnancy test. But it wasn’t for Moffett. Her postdoc, ...

College students are showing up with tote bags, wired ear buds and matcha lattes for a chance to win “performative male” contests that have popped up on campuses around the country. The goal in these ...

Biological sex is usually described in simple binary terms: male or female. This works well for germ cells (sperm versus eggs), but for other body organs it is of little help. A new study by the Max ...

Elise Huchard receives funding from CNRS and the French Agence Nationale pour la Recherche (ANR). Nikos Smit does not work for, consult, own shares in or receive funding from any company or ...

The concept of the alpha male isn't standing up to reality. A large majority of primate communities have shared dominance, meaning either sex can come out on top. And though the idea of male dominance ...

In the debate over human origins and the nature of sexual reproduction, religious and scientific perspectives often diverge. The Bible claims man came first, with women derived from man’s rib. Yet, ...

Ever been told to "just plug the male end into the female port" and suddenly felt like you missed a day in tech class and health class? You're not alone. Despite the oddly anatomical terminology, the ...

The magazine’s Ethicist columnist on what is acceptable when trying to increase book sales. By Kwame Anthony Appiah I’ve recently heard some sharp comments from friends about male authors publishing ...