Scientists have devised the most detailed map to date of the terrain hidden below the vast ice sheet blanketing Antarctica, uncovering an exuberant landscape of mountains, canyons, valleys \u200band plains while discerning for the first time tens of thousands of hills and other smaller features.
WASHINGTON — Scientists have devised the most detailed map to date of the terrain hidden below the vast ice sheet blanketing Antarctica, uncovering an exuberant landscape of mountains, canyons, valleys and plains while discerning for the first time ... [4096 chars]