Summary: <p>THE FUTURE OF THE PAST: NEW FRONTIERS IN EXPLORATION (REBROADCAST): Explorers of the past spent years investigating sites in far flung corners of the world. Today's archaeologists and oceanographers use new digital tools — from satellite images to sonar — to locate and explore new sites, often without ever having to turn a spade or plunge into the sea. Kojo talks with National Geographic Explorers about the innovative tools they're using and what they're finding. </p><p><em>This is a special WAMU 88.5 broadcast in partnership with the Future of Information Alliance.</em> (52 min.)</p>
