President Barack Obama signed a law that explicitly bans federal funding of any “research in which a human embryo or embryos are destroyed, discarded, or knowingly subjected to risk of injury or death” only two days after he lifted President Bush’s executive order banning federal funding of stem cell research that requires the killing of new human embryos. The law banning any federal funding of research that kills or risks injury to embryos was included in the language of the $410-billion omnibus appropriation bill that President Obama signed Wednesday. Known as the Dickey-Wicker amendment, the language has been included in...