From WMOT News A Chemical Eye on Love WMOT Published February 10, 2006 at 10:54 AM CST Facebook Twitter LinkedIn Email By Preston MacDougall, Ph.D.http://stream.publicbroadcasting.net/production/mp3/wmot/local-wmot-499155.mp3Murfreesboro,TN – When it comes to love, Professor MacDougall says there is a certain "chemistry" at work.