<div>I found this Arthur C. Clarke gem from the Livescience website:</div>
<div> </div>
<div><a href="http://www.livescience.com/php/video/player.php?video_id=080319-clarke">http://www.livescience.com/php/video/player.php?video_id=080319-clarke</a></div>
<div> </div>
<div> </div>
<div>John Grigg</div>
<div> </div>
<div> </div>