By Makini Brice | Jan 28, 2013 06:42 PM EST
There are two predominant theories for how humans' sense of smell works.
By Christine Hsu | Jan 24, 2013 01:21 PM EST
A British man who lost his nose to skin cancer is now growing a new one in his arm.
By Christine Hsu | Nov 07, 2012 09:53 AM EST
A Pakistani student who was shot in the head has had the bullet successfully removed through his nose in a new operation.