This is for real.  Move over, facial recognition.  There's a new way to ID a person, and it's pretty old school, when you think about it - it's how you smell!  Not kidding! 

According to an article at gizmag.com, fingerprints and face recognition might not be the only efficient way to identify someone.  People have a unique scent (I've noticed that about Sean- come on, folks - these are just jokes)   I guess scientists studied this new technique at Spain's Universidad Politécnica de Madrid and it worked.  Here's more on the story from YOUTUBE

So if you want to remain incognito with the airport security screener, you better shower and douse yourself with Irish Spring. (Actually, that might not be a good idea - use pure soap with no scent at all)