Several jokes were harmed in the making of this video
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Laughing is a universal human behavior, one that transcends borders of language and culture. But it’s also REALLY WEIRD. Why do we do it? The answer has less to do with humor than you might think.
“Laughter: A Scientific Investigation” by Robert Provine http://amzn.to/1fzZQLy
“Ha! The Science of When We Laugh and Why” by Scott Weems http://amzn.to/1etLLyv
Have an idea for an episode or an amazing science question you want answered? Leave a comment or check us out at the links below!
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It’s Okay To Be Smart is written and hosted by Joe Hanson, Ph.D.
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Produced by PBS Digital Studios: http://www.youtube.com/user/pbsdigitalstudios
Joe Hanson - Creator/Host/Writer
Joe Nicolosi - Director
Amanda Fox - Producer, Spotzen Inc.
Kate Eads - Producer
Andrew Matthews - Editing/Motion Graphics/Animation
Katie Graham - Camera
John Knudsen - Gaffer
Theme music: “Ouroboros” by Kevin MacLeod
Other music via APM
Stock images from Shutterstock, stock footage from Videoblocks
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Why Vaccines Work https://www.youtube.com/watch?v=3aNhzLUL2ys
Why Are Some People Left-Handed? https://www.youtube.com/watch?v=NPvMUpcxPSA
Where Does the Smell of Rain Come From? https://www.youtube.com/watch?v=lGcE5x8s0B8