Science World Hair and Snot Ads

Chances are, unless you're a scientist or a doctor, you had no idea that you grow about 121 feet of hair each day.  You also probably had no clue that you swallow approximately a liter of snot every day. 

Creeped out yet?  That's what Rethink Communications, the designers of these unusual ambient pieces, were banking on.  The notable ads combine strange facts with stand-out visuals to draw passers-by in:

The best part of the ads is that they offer no explanation, but rather a call to action.  Audiences can visit Science World to find answers to why the human body does weird things.  It definitely appeals to the curious cat in all of us!