Why Is Pink the World's Oldest Color?

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