Infertility is a challenge that many couples face and it can affect both men and women. There are various reasons for ...

Who hasn't seen it before: the view through the microscope in which a sperm penetrates an egg cell and fertilizes it. This fundamental step in procreation happens dynamically and seemingly without ...

After fertilisation, the egg cell (purple) releases zinc ions (blue dots), which changes the shape of the green protein on the surface of a sperm. As a result, the sperm can no longer dock to the egg ...

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 ...

Many people trying to conceive focus on ovulation, but fertilisation does not always happen at the exact moment. This article ...

Scientists have found that field mice have evolved a unique way of ensuring faster fertilization, a phenomenon which could explain some cases of infertility in humans. They found that field mice ...