The rise in infertility is not limited to humans, as environmental stressors are quietly undermining the reproductive ...

The University of Cincinnati College of Medicine is now home to a new zebrafish research facility. Researchers will use ...

Combined with rising temperatures, chemical pollutants are obliterating animals’ chances of successfully reproducing.

DNA switches that predate humans and Neanderthals still influence how people speak today, offering new clues about language ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists reveal potential hurdles for extraterrestrial human reproduction. Here, sunlight illuminates the lower right of planet ...

Over the past four decades, sperm counts among men worldwide have dropped by more than 50 percent, according to a 2022 ...

Male reproductive cells, sperm, might struggle to reach and fertilize female reproductive cells, eggs, in microgravity, according to a new study. Sperm and Embryo Biology Laboratory, Adelaide ...

Human aging is not what natural selection failed to prevent. It is what happens when selection simply has nothing left to act ...

The evolutionary case for eating meat is etched into human anatomy — but so is the case against it. The science deserves more ...

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 ...

For all of human history, reproduction has relied on a simple biological formula. Sperm meets egg. They fuse, they divide, ...

An effort to limit access to contraceptives and preach natural family planning and higher birth rates is taking shape under ...