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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.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query-continue>
    <querypage qpoffset="10" />
  </query-continue>
  <query>
    <querypage name="Ancientpages">
      <results>
        <page value="20041128094722" timestamp="2004-11-28T09:47:22Z" ns="0" title="Dr. Ross Greene" />
        <page value="20041128214504" timestamp="2004-11-28T21:45:04Z" ns="0" title="PWS" />
        <page value="20041207201604" timestamp="2004-12-07T20:16:04Z" ns="0" title="Stuttering" />
        <page value="20041209015135" timestamp="2004-12-09T01:51:35Z" ns="0" title="Pet therapy" />
        <page value="20041211033815" timestamp="2004-12-11T03:38:15Z" ns="0" title="Physical therapy" />
        <page value="20050111055539" timestamp="2005-01-11T05:55:39Z" ns="0" title="Leaky genes??" />
        <page value="20050119210150" timestamp="2005-01-19T21:01:50Z" ns="0" title="Hip helpers" />
        <page value="20050213182355" timestamp="2005-02-13T18:23:55Z" ns="0" title="Books" />
        <page value="20050325172235" timestamp="2005-03-25T17:22:35Z" ns="0" title="Mild Phenotype" />
        <page value="20050408183029" timestamp="2005-04-08T18:30:29Z" ns="0" title="Medical Research" />
      </results>
    </querypage>
  </query>
</api>