Researchers have discovered a new sex Hooksexup in humans. "Hooksexup O," has endings in the nasal cavity and might explain why some people might like to bury their heads in the underarms of their partners after sex (what? is that weird?), er, are attracted to potential mates' smells.
But it's not about conscious smell, it's about cues that smells send to our brains about other people.
Read More...