With Valentine's Day this weekend, we will be treated to articles called things 'the science of kissing', 'the science of love', 'the science of attraction' - you name it and someone in the social sciences is capitalizing on the fuzzy nature of romance to attract some eyeballs. 

Love at first sight has long been discussed but is there love at first smell?


Can you get love in a spray bottle? Kate Upton is going to be around a lot of smelly men this week, if so. Credit: The American Chemical Society

If you will buy it, someone will sell it. There are hundreds of spray-on pheromone products that claim to put you on the fast track to romance. While pheromones are a prevalent form of chemical communication across the animal kingdom, can they really help humans land a mate? The Reactions team at American Chemical Society sets out to see if there is really science to love.