<![CDATA[Discussion on Power a pacemaker with your own heartbeat ]]> en-us 2013-05-19T02:11:25-07:00 <![CDATA["Killer App" in the good sense!]]> Wed, 14 Nov 2012 10:13:49 -0800 <![CDATA[Perpetual Motion?]]> Thu, 08 Nov 2012 10:52:02 -0800