From The Economist To create life is the prerogative of gods. Deep in the human psyche, whatever the rational pleadings of physics and chemistry, there exists a sense that biology is different, is more than just the sum of atoms moving about and reacting with one another, is somehow infused with a divine...

By William Saletan | Slate "Is it OK to impregnate a 60-year-old woman? Should old women have babies? Until recently, this wasn't an issue. Nature exhausted your egg supply, and that was it. But technology has surmounted that problem. Now you can get in vitro fertilization, donor eggs, and womb...