Researchers have discovered how a human egg captures an incoming sperm for fertilization, paving the way to help couples suffering from infertility, according to media reports on Monday. Researchers ...

This video offers a captivating look at the key stages of human embryonic development—from fertilization to the early formation of organs. It begins with a single-cell zygote and follows its journey ...

The protein RGS2 can delay an egg’s development into an embryo in order to allow time for sperm to arrive and merge with the egg in a healthy fertilization process. The embryo cannot survive without ...