Men have nipples, mammary glands and the hormones required, but the ability for male lactation rarely turns on. Here’s why ...

Microglia (immune cells) and the RANK protein are essential for triggering puberty and maintaining fertility in the brain.

A one-month indoor gardening period increased the bacterial diversity of the skin and was associated with higher levels of anti-inflammatory molecules in the blood. A one-month indoor gardening period ...

Human reproductive cloning is currently the subject of much debate around the world, involving a variety of ethical, religious, societal, scientific, and medical issues. This report from the National ...

New research reveals that ancient interbreeding between humans and Neanderthals shaped our modern human DNA - especially on the X chromosome.

Researchers have built a realistic human mini spinal cord in the lab and used it to simulate traumatic injury. The model reproduced key damage seen in real spinal cord injuries, including inflammation ...

Few topics provoke as much concern as the perception that puberty is beginning earlier than ever. While synthetic ...

An international team of scientists and clinicians has announced the launch of a new open-access 3D portal that allows users to explore intact human organs in unprecedented detail—from the whole organ ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

An eligible employee will be granted a request for reproductive loss leave in a manner consistent with applicable law. A reproductive loss leave means leave taken pursuant to this policy following a ...

Vikki Velasquez is a researcher and writer who has managed, coordinated, and directed various community and nonprofit organizations. She has conducted in-depth research on social and economic issues ...