Researchers have developed a new technique to improve the efficiency of rat sperm cryopreservation, a process that is usually extremely difficult. Their technique makes it possible to produce more ...

This article is published in collaboration with researchers of the Institut de Systématique, Évolution, Biodiversité (ISYEB) of the Muséum National d'Histoire Naturelle, Sorbonne Universités, Paris.

SPERMATOZOA are usually thought to swim in random directions in their suspending medium, seminal plasma, sea water, Krebs–Henseleit–Ringer solution, etc., unless, as in the spermatozoa of many plants ...

Researchers develop new diagnostic tool to visualize protein biomarkers of well-developed sperm to determine if surgical sperm extraction may be successful for certain infertile men. In a recent study ...

In a recent study, researchers created a diagnostic test to identify functional sperm in infertile men that could change the treatment of male infertility and assisted reproductive technology. Male ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American The predictable swimming sperm featured in ...