Radar Reveals Former Warm Landscape Under Greenland
July 18, 2016
Under the world's fastest moving glacier, radar has revealed a network of V-shaped canyons carved by temperate rivers.
Lost Civilizations: Human History Hidden in Plain Sight
February 18, 2015
New imaging techniques have revealed extensive ancient human settlements in two very different remote environments.
Grand Canyon Demoted by New Discovery
August 29, 2013
A canyon longer than Grand Canyon has been discovered under the ice of Greenland. Scientists are surprised that it has persisted through the ice ages.