As for the dodo, the Nicobar Pigeon is the closest living relative, and the Solitaire, a type of extinct bird that was found ...

In an advance for treating male infertility, researchers transplanted a patient with his own sperm-forming stem cells that ...

One of the main arguments made for bodyoids is that they could provide spare human organs. There’s a huge shortage of organs ...

Researchers at the Center for Embryology and Healthy Development (CRESCO) aim to find out why so many early embryos fail in ...

But the type of a cell is determined by patterns of expression of that genome. The cell’s nature is shaped by which proteins are made in what quantities within the cell. Once begun, the process of ...

In a lab in Japan, scientists transformed cells from the tails of male mice into eggs. They fertilized the eggs with ordinary ...

DNA analysis is crucial for identifying individuals and their relatives, using technologies like PCR, electrophoresis, and ...

The earliest days after fertilization, once a sperm cell meets an egg, are shrouded in scientific mystery ... and their organization into an ordered multicellular embryo takes place in the protective ...

Just because a sperm is a strong swimmer doesn't necessarily mean it has the right amount of DNA, Dr. Lisa Lee told Newsweek.

"These cells co-develop together, just like they would in an actual embryo, and establish that history of being neighbors," ...

The earliest days after fertilization, once a sperm cell meets an egg, are shrouded in scientific mystery ... and their organization into an ordered multicellular embryo takes place in the protective ...