ExtraCurricular.
On June 20, President George W. Bush vetoed legislation that would have greatly expanded the number of human embryonic stem cell (hESC) lines available for federally funded research. With this veto -- his second on this issue -- the president made clear that there was no chance of advancing federal support for hESC research on his watch. Most proponents of this research have now turned their eyes to the 2008 election, in the hope that a Democrat or moderate Republican will finally break the impasse. More »

