Have you ever wondered why water comes out of your eyes when you get sad?
Watch More: Why Can We See Our Breath When It's Cold? ►►►►    • Why Can We See Our Breath When It's C...  

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Life Noggin is a weekly animated educational series. Whether it's science, pop culture, history or art, we explore it all and have a ton of fun doing it.

Life Noggin Team:
Animation by Steven Lawson
Director/Voice: http://lifenogg.in/patgraziosi
Executive Producer: http://lifenogg.in/IanDokie
Director of Marketing: http://lifenogg.in/JaredOban
Writer: http://lifenogg.in/KayleeYuhas

Sources:
http://www.independent.co.uk/lifesty...
http://science.howstuffworks.com/life...
http://www.nature.com/scitable/blog/m...
http://www.youreyedoc.com/stlouis/dr...