A new AI-powered technology is locating sperm cells in men who were told they had none – and giving couples who have been ...

Human sperm have long been a subject of fascination—not just for their role in fertilization, but for their remarkable ability to navigate through some of the most viscous environments in the body.

Exclusive: Sperm re-transplant offers hope that boys left infertile by chemotherapy could have biological children one day ...

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

New work from UC Davis and the University of Utah shows how the 3D structure of DNA inside a germ cell commits it to develop into a sperm cell. The discovery could improve understanding of fertility ...

Increasing sperm count doesn’t always require expensive procedures. There are many evidence-based lifestyle practices that ...

Researchers often use a nematode worm called Caenorhabditis elegans (C. elegans) to study human genetics because at the molecular level, we have a lot in common with these organisms. Scientists used a ...

The sperm and the egg cell's nuclei compete for size directly after fertilization and this is necessary for proper embryonic ...