Nose's Unheralded Neighbor: Maxillary Sinuses Allow Noses to Change Shapes, University of Iowa Study  
3/13/2013 7:37:45 AM

Pity the poor maxillary sinuses. Those bulbous pouches on either side of the human nose are known more for trapping mucus and causing sinus infections than anything else. They were thought to be an evolutionary relic of our distant past, with little known present value.