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HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
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<?xml version="1.0"?>
<api>
  <query-continue>
    <querypage qpoffset="10" />
  </query-continue>
  <query>
    <querypage name="Ancientpages">
      <results>
        <page value="20130904022422" timestamp="2013-09-04T02:24:22Z" ns="0" title="Recombinant DNA Technology (Biotechnology and Society)" />
        <page value="20130922132001" timestamp="2013-09-22T13:20:01Z" ns="0" title="Bioterrorism and Dual-Use Research (Biotechnology and Society)" />
        <page value="20130929172032" timestamp="2013-09-29T17:20:32Z" ns="0" title="Probiotics and the Human Microbiome (Biotechnology and Society)" />
        <page value="20131007180751" timestamp="2013-10-07T18:07:51Z" ns="0" title="In vitro Meat (Biotechnology and Society)" />
        <page value="20131016041142" timestamp="2013-10-16T04:11:42Z" ns="0" title="Biofuels (Biotechnology and Society)" />
        <page value="20131022014710" timestamp="2013-10-22T01:47:10Z" ns="0" title="Do-It-Yourself (DIY) Biology (Biotechnology and Society)" />
        <page value="20131028192943" timestamp="2013-10-28T19:29:43Z" ns="0" title="Gene Therapy (Biotechnology and Society)" />
        <page value="20131104185526" timestamp="2013-11-04T18:55:26Z" ns="0" title="Cloning (Biotechnology and Society)" />
        <page value="20131104200931" timestamp="2013-11-04T20:09:31Z" ns="0" title="De-extinction (Biotechnology and Society)" />
        <page value="20131121144005" timestamp="2013-11-21T14:40:05Z" ns="0" title="Personalized Medicine (Biotechnology and Society)" />
      </results>
    </querypage>
  </query>
</api>