Result:

Source:

  $search = 'donkeys';
  $appid = 'appid=YOUR_BOSS_KEY';
  // ^ get your own key! 
  $url = 'http://boss.yahooapis.com/ysearch/web/v1/'.
         $search.'?format=xml&'.$appid;
  $ch = curl_init(); 
  curl_setopt($ch, CURLOPT_URL, $url); 
  curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); 
  $output = curl_exec($ch); 
  curl_close($ch);
  $data = simplexml_load_string($output);
  foreach($data->resultset_web->result as $r){
    echo "<h3><a href=\"{$r->clickurl}\">{$r->title}</a></h3>";
    echo "<p>{$r->abstract} <span>({$r->url})</span></p>";
  }