On this hour of Radiolab: a journey to the edge of human limits.
How much can you jam into a human brain? How far can you push yourself past feelings of exhaustion? We test physical endurance with a bike race that makes the Tour de France look like child’s play, and mental capacity with a mind-stretching memory competition. And we ask if robots--for better or worse--may be forging beyond the limits of human understanding.
Jad and Robert talk to two Ironman competitors, Julie Moss and Wendy Ingraham to find out how they do what they do. Physiologist Dr. David Jones tells us how to trick the voice in your head that tells you you're exhausted.
How much can you jam into a human brain? In this segment, Jonah Lehrer tells us the stunning tale of Mr. S., a man whose memory seemed to have no limits. And Dr. Elkhonon Goldberg warns of the dark side of this gift.