Genetics

Stem cells – hope or hype?
Stem cell technology offers the promise of curing the incurable – but for the moment lives are being lost while the issue is mired in controversy.

Stem cell glossary
Don't know your blastocoels from your blastocysts? If you're interested in the very many benefits of stem cells, it's worth taking note of the terms in this extensive glossary.

Stem cell, hard sell
It's medical science's greatest breakthrough. But before embarking on an expensive form of stem-cell treatment, weigh up the evidence for the claims.

Stem cell research: where it is at
Is stem cell research equal to abortion? Bush seems to think so. But recently embryonic stem cells were harvested without destroying embryos. We bring you the latest developments.

Timeline: stem cells
We've come a long way since the first embryonic stem cells were isolated in 1998. Take a look at how stem-cell policies and research have progressed.