Human Exceptionalism National Geographic on Umbilical Cord Blood Stem Cells By Wesley J. Smith About Wesley J. Smith Follow Wesley J. Smith on Twitter April 11, 2006 8:57 PM Share on Facebook Share on Twitter Share on Flipboard Email this article Print this article This is a good story on the potential benefits of umbilical cord blood stem cells. Check it out. Share on Facebook Share on Twitter Share on Flipboard Email this article Print this article Comments