For the past five years, the prospect of human cloning has been the subject of much public attention and sharp moral debate. Several mammalian species have been cloned; the first cloned human embryos ...

Human reproductive cloning is currently the subject of much debate around the world, involving a variety of ethical, religious, societal, scientific, and medical issues. This report from the National ...

Since the mid-1990s, scientists have been obsessed with cloning animals. Dolly the sheep famously became the first mammal to be cloned from a cell taken from an adult mammary gland almost 30 years ago ...

Clone is a word that is now commonly used in many contexts in the United States. For example, rather than purchasing a name-brand computer, we might purchase its clone, which provides close to the ...