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.
Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

Why Is Siberia's Batagaika Crater Known as the Doorway to Hell?
11:10

BrainStuff Classics: How Would Authorities Handle a Murder in Space?
08:17

How Does Taste Work?
13:59