Why do humans fall in love? Life Noggin explores the Science of Attraction and Pheromones! Follow Us: https://twitter.com/LifeNoggin https://facebook.com/LifeNoggin Snapchat: "LifeNoggin" Click here to see more videos: http://www.m301.me/lifenoggin Life Noggin is a weekly animated educational series. Whether it's science, pop culture, history or art, we explore it all and have a ton of fun doing it. Sources: http://www.medicalnewstoday.com/articles/232635.php http://www.smithsonianmag.com/science-nature/the-truth-about-pheromones-100363955/?no-ist http://www.sciencedaily.com/releases/2014/02/140206155244.htm Animation & Designed by: http://www.krofl.com