Stem cells can differentiate into many different types of cell. Medical researchers have found ways for stem cells to be used to cure certain diseases but some people disagree with stem cell research and think it is unethical.
Johns Hopkins bioethicists Debra Mathews and Jeremy Sugarman discuss the issues behind human embryonic stem cell research.
Human embryonic stem cell research is incredibly controversial, and the current law says we can only study them for 14 days. Why is this?
Every single one of us is affected by diseases which stem cells could potentially treat in the future. Dr. Crystal Ruff explains what stem cells are and how they are changing the way we treat diseases.
In this video produced by ConnectEd California, Professor Charis Thompson from UC Berkeley explains the ethics debate surrounding stem cell research and what issues future scientists will have to grapple with as the field progresses.