Alan Alda’s Challenge to Scientists: What Is Time?

Alan Alda founded The Flame Challenge last year to promote better science communication, and he started by asking scientists to come up with a kid-friendly explanation for a flame. Now, Alda is back with round two of the popular contest, and kids want to know: What is time?

Segment Guests

Alan Alda

Alan Alda is an actor and writer. He’s a board member of the World Science Festival, and Co-founder and Visiting Professor at the The Alan Alda Center for Communicating Science of Stony Brook University in Stony Brook, New York.

Meet the Producer

About Denise Chow

Denise Chow is a sci-tech editor at Live Science and a former associate producer for Science Friday.