For example, right before females ovulate — when estrogen reaches its peak — they tend to be more physically active. The ...

Each month during a woman's menstrual cycle, an ovary prepares 10–20 antral follicles, fluid-filled sacs that hold immature ...

Paterna Biosciences says it has determined the set of instructions needed to turn sperm-making stem cells into "normal, ...

Researchers at the University of Ottawa and the Institute of Hydrobiology of the Chinese Academy of Sciences have discovered a new role for reproductive hormone secretoneurin (SN) and, for the first ...

A massive study of ancient and modern DNA from thousands of West Eurasian people has identified nearly 500 genetic variants ...

Researchers are gaining a new appreciation for the genes on the X and Y chromosomes and how they shape sex differences in ...

The Once Human map features several regions that are packed with storage crates to loot, settlements to explore, armor to collect, and more. While running around the map will be fine when you first ...

The Trump administration is using a US federal funding provision to make abortion care less accessible, threatening states with devastating federal funding cuts for protecting the right to abortion.

The prospect of humans living beyond Earth has, for years, captured the human imagination. But as space agencies and private companies push toward long-duration missions, potentially even permanent ...

Rep. Yassamin Ansari (D-AZ) speaks outside of the United States Capitol on March 18, 2026 in Washington, DC. It was the summer of 2015. I was living in New York City, working in climate policy at the ...