Scientists detect traces of an ancient Mayan city in southern Mexico using laser-sensor technology
NEW ORLEANS — Archaeologists using laser-sensing technology have detected what may be an ancient Mayan city cloaked by jungle in southern Mexico, authorities said Wednesday. The lost city, dubbed Valeriana by researchers after the name of a nearby lagoon, may have been as densely settled as the better-known pre-Hispanic metropolis of Calakmul, in the south…