Alan Alda’s Challenge to Scientists: Define Color

16:53 minutes

At age 11, actor Alan Alda asked his teacher, “What’s a flame?” His teacher replied, “Oxidation”—an answer that didn’t suit Alda. So in 2012, Alda launched his Flame Challenge, asking scientists to explain the concept of a flame, with children as the judges. Now he’s back with his third challenge: What is color?

Segment Guests

Alan Alda

Alan Alda is an actor and writer. He’s also the host of the Clear + Vivid podcast, and founder of the Alda Center for Communicating Science at Stony Brook University in New York.

Meet the Producer

About Christopher Intagliata

Christopher Intagliata was Science Friday’s senior producer. He once served as a prop in an optical illusion and speaks passable Ira Flatowese.

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