Trypophobia! Boogers! Disgust! A Gross Science Q&A

Where does disgust come from? What are boogers made of? What is trypophobia? Your questions... ANSWERED.
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More on Paul Rozin and disgust (from UPenn): http://www.sas.upenn.edu/sasalum/newsltr/fall97/rozin.html

Mucus and smell: http://www.jneurosci.org/content/30/48/16391

Boogers: Myths and Facts (from io9): http://io9.com/boogers-myths-and-facts-1456033776

Fear of Holes May Stem From Evolutionary Survival Response (from the Association for Psychological Science): http://bit.ly/1N4EWxu

Trypophobia paper in Psychological Science: http://pss.sagepub.com/content/24/10/1980

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Host, Writer, Editor
Anna Rothschild

DP
Jeffrey Wood

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Images and Footage

Girl and Healthy Broccoli Diet on White
Pond5/Haywiremedia

Cutest Koala
Wikimedia Commons/Erik Veland

Bugs on plate
©WGBH Educational Foundation 2012






Bundesarchiv Bild 183-S33882, Adolf Hitler retouched
Wikimedia Commons/German Federal Archives

Hagfish Slime
©WGBH Educational Foundation/Anna Rothschild

Myxine NOAA
Wikimedia Commons/NOAA

Gray907
Wikimedia Commons/Henry Vandyke Carter from Henry Gray’s “Anatomy of the Human Body” 1918

Lotus pod (3896235055)
Wikimedia Commons/Julie Lyn

Yellow-banded.poison.dart.frog
Wikimedia Commons/Arpingstone

Blue-Ringed Octopus (14280614299)
Wikimedia Commons/Elias Levy

SFX

Cockroaches
Freesound/StateAardvark­
(used with permission from author)

Squeak Pack/squeak_10
Freesound/Corsica_S

Poof of Smoke
Freesound/Planman

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