Growing human organs
Caution surrounds the use of animals to solve donor shortages
Caution surrounds the use of animals to solve donor shortages
The key to pregnancy clockwork
From hunter-gatherers, clues to dwindling gut-bug diversity
Baby marsupials nurse on hopped-up milk
Why we should shout about environmental changes that are making us sick
Using heart patients' own tissue to repair damaged valves
Children are not just little adults and their care needs to reflect that