As researchers grow sperm and eggs from stem cells to produce life in a lab, will it change the concept of birth and gene ...

Most of us can barely recover from a bad haircut, but there are two species of sea slugs that can literally regrow their ...

Cell culture is a cool technique that lets scientists grow and study cells outside their natural environment. It's like creating a tiny world where cells can live and grow, allowing researchers to ...

One reason that tonsils may grow back is that one of the operations to remove them is a partial tonsillectomy. Only removing ...