Romantic chemistry is all about warm, gooey feelings that gush from the deepest depths of the heart...right? Not quite. Actually, the real boss behind attraction is your brain, which runs through a very quick, very complex series of calculations when assessing a potential partner. Dawn Maslar explores how our five senses contribute to this matin...

Dawn Masslar is a biologist that spends a lot of time researching about love. Watch her dissect how love affects and transforms our brains and our lives.