Scientists say they may someday be used to repair or replaced damaged tissue or organs.

Drums and local musical instruments replace pianos or organs.

Inspiration: Emily hopes her research will help scientists provide a way to replace damaged or worn organs and joints in space.

To either replace organs or use stem-cell technology to repair tissue.

A whole new body every ten or twenty years was surely a far safer bet than replacing individual organs at an increasing rate, for diminishing returns.

Until 30 years ago, replacing sick organs seemed the stuff of fiction.

It would have replaced weak human organs with metal, and she would have become queen almost instantaneously.

A City where mechanical parts replace human organs.

So scientists say they may be extremely useful for repairing or replacing damaged organs.

Embryonic stem cells have the potential to grow into any cell or tissue, holding promise for repairing and replacing damaged organs.