Within five years we may be able to reactivate our embryonic ability to regrow limbs and organs.
<object width=”425″ height=”265″> <param name=”movie” value=”http://www.pbs.org/kcet/wiredscience/video/embed/164″></param> <param name=”wmode” value=”transparent”></param> <embed src=”http://www.pbs.org/kcet/wiredscience/video/embed/164″ quality=”high” wmode=”transparent” width=”425″ height=”265″ type=”application/x-shockwave-flash”></embed> </object>








