Up till now new life began with eggs made in the ovaries, precious and finite. But what if eggs - and sperm - could be created another way altogether? Hear about the fertility breakthrough underway thanks to stem cell research, and the questions this raises about how to regulate such new technology.
How does new life go from a ball of cells to a structure that's recognisably human? We don't know. Scientists hope to find out...
One day it might be possible to grow our own tissue or embryo models in remote personal biobanks. What would that make them: part...
Within the next century it could be possible to request a new organ from our own cells as easily as ordering a new kitchen....