We think of human cloning as something out of a science fiction novel.  Aldous Huxley’s “Brave New World” and the cylons in Battlestar Galactica come to mind.  But in May, science fiction became reality when researchers at the Oregon Health & Science University successfully cloned a human embryo.  While the story hardly made a blip on the news radar, it marks a significant advancement in science technology and raises a number of ethical concerns.  Is human cloning ethically acceptable?  Should we advance cloning or outlaw these experiments before they go too far?  Bioethicists weigh in on the ethics and future of human cloning.  Radio America’s Elizabeth Hamilton reports.