Alan Alda Challenges Scientists to Answer: What Is Sleep?

17:22 minutes

Actor Alan Alda created the “Flame Challenge” in 2012 to promote better science communication. Each year, he asks scientists to explain a question that keeps them up at night to 11-year-olds around the world, who choose the winning entry. This year’s question: What is sleep?

Segment Guests

Alan Alda

Alan Alda is an actor, director, screenwriter and an advisor and board member for the World Science Festival. He is also a founding member of the Alan Alda Center for Communicating Science at Stony Brook University in Stony Brook, New York.

Meet the Producer

About Alexa Lim

Alexa Lim is a producer for Science Friday. Her favorite stories involve space, sound, and strange animal discoveries.