BrainStuff
BrainStuff
iHeartRadio
Why Do Pistachios' Color Depend on the Iran Hostage Crisis?
4 minutes Posted Apr 28, 2020 at 2:00 am.
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Before the late 1970s, almost all pistachios found in the U.S. were dyed bright red. Learn why -- and why a famous diplomatic standoff changed that -- in this episode of BrainStuff.

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