Why Do We Have Two Nostrils?

LINKS:

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  / vsaucegaming  
music by:    / jakechudnow  

Sound localization: http://www.diracdelta.co.uk/science/s...

Depth perception: http://nathanclarkecommunication.wiki...

Why do we have two nostrils instead of one?

http://bit.ly/QXHsLZ
http://news.stanford.edu/news/1999/no...

What does space smell like?

http://www.popsci.com/science/article...
http://dsc.discovery.com/space/im/sme...

Polycyclic Aromatic Hydrocarbons: http://en.wikipedia.org/wiki/Polycycl...

Raspberry and Rum in space: http://npr.tumblr.com/post/2691176951...

olfactory fatigue: http://en.wikipedia.org/wiki/Olfactor...

Memories and smell: http://psychology.about.com/od/memory...

Westermarck effect: http://en.wikipedia.org/wiki/Westerma...

Name for a person who can't smell: http://en.wikipedia.org/wiki/Wikipedi...