Stuff You Should Know


Society & Culture

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How do landfills work? How do mosquitos work? Join Josh and Chuck as they explore the Stuff You Should Know about everything from genes to the Galapagos in this podcast from HowStuffWorks.com.

How do butterfly wings get their color?

July 8th, 2010

Episode 237 of 951 episodes

Butterflies' wings are colored as a result of iridescence; this fascinating optical phenomenon is the result of light refracting off transparent surfaces. Josh and Chuck reveal how pigmentation, iridescence, light and butterfly wings work in this episode.