What Josh Clark has said about Hemangioma

1 quote · 1 episode · Jun 20, 2026

Josh Clark, Co-host of Stuff You Should Know, has been quoted on Hemangioma once in 1 episode of Stuff You Should Know, most recently on June 20, 2026. Each quote below is verbatim and links to the moment it was said.

In their words

Clark explains that deeper blood vessel clusters look blue because of how light penetrates and reflects, not because deoxygenated blood is blue.
“The reason it's blue is because the deeper it is, the less blue light is able to penetrate, so the less that can be absorbed”
Stuff You Should Know: Selects: Birthmarks: Probably Not the Mark of the Devil (Jun 20, 2026) · Listen from 17:47

Episodes

Selects: Birthmarks: Probably Not the Mark of the Devil
Stuff You Should Know · Jun 20, 2026 · 50 min
Josh Clark and Chuck Bryant explain the types, causes, treatments, and folklore of birthmarks, plus a listener's list of band names from past episodes.

Others on Hemangioma

Chuck Bryant · 1 quote

Josh Clark on other topics

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Three Mile Island accident · 3 quotes
Assisted migration · 2 quotes