Efficient and reliable semen collection is fundamental to animal breeding, conservation and studies of male fertility. Conventional methods include the use of an artificial vagina (AV) and manual ...

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 ...

URBANA, Ill. — The success of in vitro fertilization depends on many factors, one of which is sperm viability. A recent study from the University of Illinois Urbana-Champaign documents a new way to ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A Utah biotech startup says it has grown functional human sperm in a ...

After trying to start a family for nearly two decades, a couple has conceived with the help of researchers at the Columbia University Fertility Center. The case is described in a research letter ...

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