For now, that goal remains elusive. The lab-grown cells stopped developing at an immature stage. Many hurdles need to be ...

Lab-grown sperm could soon become a reality after scientists were able to create germ cells, the precursor to reproductive cells.

A colony of human embryonic stem cells is seen on a computer monitor at the University of Wisconsin–MadisonDarren Hauck / Getty Researchers at Newcastle University in England report they have coaxed ...

Among all the animals on Earth, tiny fruit flies produce some of the longest male reproductive cells, or sperm. Males of the species that typically swarms your indoor trash, Drosophila melanogaster, ...

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 ...

A novel screening system developed at Kyoto University enables researchers to investigate sperm cell development and health at the molecular level. The new approach, published in Cell Genomics, ...

Add Yahoo as a preferred source to see more of our stories on Google. Fathers may carry traces of their childhood trauma in their sperm cells, a new study finds. The new research, published Jan. 3 in ...

A new study has investigated whether air pollution may affect men’s sperm cells.

A new mathematical model predicts that mammalian sperm cells have two distinct swimming modes. This prediction opens new questions about potential connections between sperm cells' motor activity and ...

Sperm swims up a chemical gradient to reach the eggiStock In a recent discovery, scientists have identified a key molecule that drives chemo attraction between sperm and egg cells in marine ...

Men who use their cell phones frequently have lower sperm counts than men who don’t, according to new research published in Fertility and Sterility on Tuesday, offering a fresh insight into a ...