Shinichi Kuramoto of the Center for Deep Earth Exploration in Japan displays a replica of earthquake fault rock.
TOSHIFUMI KITAMURA/AFP/Getty Images
September 28, 2013 Water pools, oilfields, undersea volcanoes. By exploring the planet's interior, we are making new, unexpected discoveries and learning more about life above the surface — and perhaps deep within ourselves.
NPR thanks our sponsors
Become an NPR sponsor