Scientific Amercan's ask the experts :  answers to the most puzzling and mind-blowing science questions / 
Scientific American 
 - New York :  HarperResource,  2003       
 - xvii, 267 p. 
<br/><br/><label>ISBN: </label>0060523360 
<br/><br/><label>LC Class. No.: </label>Q 175.3 S416 2003