Summary: <p><a href="http://arep.med.harvard.edu/gmc/">George Church</a> says scientists may one day be able to resurrect wooly mammoths and use bacteria to make cups or grow houses. David Hyde discusses the science with professor George Church.</p>
Summary: <p><a href="http://arep.med.harvard.edu/gmc/">George Church</a> says scientists may one day be able to resurrect wooly mammoths and use bacteria to make cups or grow houses. David Hyde discusses the science with professor George Church.</p>
