Male and female reproductive systems allow human reproduction. Fertilisation occurs when a sperm and egg join to form an embryo. An embryo develops into an unborn baby in the uterus during pregnancy.

The first human egg cells that have been grown entirely in the laboratory from stem cells could be fertilised later this year in a development that will revolutionise fertility treatment and might ...

US researchers successfully created early-stage human embryos from adult skin cells, bypassing traditional egg cells through advanced DNA manipulation. This groundbreaking OHSU study, mirroring ...

A team of researchers from the US has turned DNA from human skin cells into "functional" eggs, which were able to be fertilised by sperm in a lab. While only around 10 per cent of the fertilised eggs ...

Studying chemical chatter as tiny balls of cells embed could shine a light on early pregnancy and glitches that lead to miscarriage ...