A view of part of the vast Mosquitia jungle in Honduras. A team of explorers, guided by scans made from airplanes, recently discovered an important ancient city in the region. Courtesy of UTL Productions hide caption

toggle caption Courtesy of UTL Productions

Eduard Egarter-Vigl (left) and Albert Zink (right) sample Italy's mummified iceman for genetic analysis in November 2010. Previous research suggests he, too, was predisposed to heart disease. Samadelli Marco/EURAC hide caption

toggle caption Samadelli Marco/EURAC