A short (too short, perhaps) interview with Jad Abumrad and Robert Krulwich of Radio Lab.
It got really weird when you said, "If I'm a Buick and I'm made of parts, am I alive?" And he said, "Well, some people would say a Buick is alive."
A recent RL show explored Laughter and included a segment on its contagiousness. I've been showing Ollie the video of himself laughing at card shuffling and he laughs along with his onscreen self. He found the laughing baby videos on YouTube funny as well.