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Before the oceans were blue, they were pink. Learn about the cyanobacteria that caused this coloration in today's episode of BrainStuff, based on this article: https://science.howstuffworks.com/life/cellular-microscopic/earths-oldest-color-was-pink.htm Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

https://www.listennotes.com/e/2677301bbbbd4e9299229aa5f1f62555/