Mashantuckets, Ballard To Explore Ancient Coastline They are questions that have intrigued scientists, archaeologists and historians for centuries: When did Native Americans first arrive on the North American continent, and where did they settle? Now, Robert Ballard, president of the Institute for Exploration at Mystic Aquarium, and Kevin McBride, research director of the Mashantucket Pequot Museum, and other researchers hope to answer that question. On Wednesday, Ballard, McBride and Dwight Coleman, the IFE's research director, outlined plans for a multiyear expedition to chart the location of ancient coastlines now underwater, identify sites of Native American settlements and find artifacts to...