Clapping hands at the steps of a Mayan pyramid produces echoes that sound like the call of a forest bird, the quetzal. At a meeting this week in New York, researchers presented new evidence that the Maya intentionally coded the sound of their sacred bird into the pyramid's architecture. In this hour — from archaeological acoustics to how whales hear and how infants acquire language.
*Co-author of The Scientist in the Crib: Minds, Brains and How Children Learn
*Co-director, Institute for Learning and Brain Sciences
*Professor of speech and hearing sciences, and William P. and Ruth Gerberding University Professor, at the University of Washington
*Senior scientist, biology, Woods Hole Oceanographic Institution in Woods Hole, Mass.
*President, David Lubman and Associates in Westminster, Calif.