During mammalian reproduction, millions of sperm undertake a journey that only one will finish. This journey to fertilization has been commonly viewed as a race: a sea of sperm competing to get to the ...

In a study providing important new insights into the development of the female reproductive tract and fertility, researchers have revealed how the thickness of fluid surrounding the egg can impact the ...

IVF in which one partner donates oocytes while the other carries the pregnancy shows clinical pregnancy rates similar to traditional IVF.