Thanks to Bill Nye! Check him out here: http://www.billnye.com/http://planetary.org/Vsauce3 : http://www.youtube.com/user/Vsauce3FOLLOW @TWEETSAUCE : http://www.twitter.com/tweetsauceVsauce MERCH: http://www.districtlines.com/VsauceMusic by Jake Chudnow: http://soundcloud.com/jakechudnowGreat list of how famous people would approach the chicken question: http://www.bored.com/chickenjoke/How we should all FIRST hear the chicken joke: http://ivy.comicgenesis.com/E.B . White: http://www.quotationspage.com/quote/984.htmlFrog Dissection app: http://itunes.apple.com/us/app/frog-dissection/id377626675Anti-Joke Chicken: http://www.quickmeme.com/Anti-Joke-Chicken/popular/1/Anti-Joke Cat: http://twitter.com/AntiJokeCat "No soap, radio": http://en.wikipedia.org/wiki/No_soap_radioOLDEST JOKE: http://www.independent.co.uk/voices/commentators/paul-mcdonald-heard-the-one-about-the-oldest-joke-in-the-world-its-a-cracker-2164293.htmlOriginal Summerian: http://etcsl.orinst.ox.ac.uk/proverbs/c.6.1.01.htmlAgyrophobia : http://www.medterms.com/script/main/art.asp?articlekey=12168Death Clock: http://deathclock.com/Percentage of earth that is paved: http://www.artba.org/about/faqs-transportation-general-public/faqs/#9Chicken Population: http://www.huffingtonpost.com/2011/07/29/domesticated-animal-populations_n_913464.htmlMary had a little lamb (pics in video from a book I own): http://en.wikipedia.org/wiki/Mary_Had_a_Little_LambComputational theory of humor [pdf]: http://arxiv.org/abs/0711.2058