Scientists are interested in stem cell research, because they could help cure some diseases and develop new things. It could help those with heart disease get fresh news hearts, paralyzed people could be able to walk again with new spinal chords, and those with Parkinson's disease could be healed. The drawback is that the embryo of a baby would have to be killed in order to do some of this. This is why stem cell research has sparked controversy, but despite that, scientists are still interest in the research of it.
