Presidential Elections Will Force Stem Cell Showdown  
8/28/2008 6:40:57 AM

Wired -- Embryonic stem cells are best! No, adult stem cells are! De-differentiation! Transformation! It's often hard to evaluate the competing claims made for stem cells, which -- thanks to the necessity of destroying embryos to make embryonic stem cells -- have been the scientific centerpiece of the culture wars for nearly a decade.