Fertilization defines the process by which a sperm and an egg combine to form a single-celled zygote that, in time, gives rise to a new individual. In 2005, researchers reported 2 that a protein that ...

A new Mayo Clinic study shows that couples using in vitro fertilization have the same likelihood of successful pregnancy whether the sperm used is frozen or fresh. Researchers presented the results ...

For a sperm produced in the testis of a man to fertilize a woman’s egg, the sperm must first mature in a man’s epididymis, a duct that helps to transport and store sperm. However, the exact mechanisms ...

Scientists say they have been able to uncover the time of year that men are at their most fertile, and produce their highest ...

Researchers have decoded a previously unknown molecular mechanism in the fertilization process of vertebrates. The team of scientists have identified a specific protein in frog egg extracts that the ...

Fertilization occurs in the fallopian tubes. The fertilized egg may then implant on the wall of the uterus, leading to pregnancy. There are many misconceptions about fertilization and pregnancy. While ...