New insights from artificial intelligence about permafrost coverage in the Arctic may soon give policy makers and land managers the high-resolution view they need to predict climate-change-driven ...

PILGRIM HOT SPRINGS — On our sixth day of skiing across Alaska's nose, six of us slid along a contour of the Kigluaik Mountains on the Seward Peninsula. The breeze nibbling our cheeks was taking ...

ANCHORAGE, Alaska—A research team is attempting to discover the origin of a cast bronze artifact excavated from an Inupiat Eskimo home site believed to be about 1,000 years old. The artifact resembles ...

Certain lakes and depressions in the Imuruk Lake area, Alaska, are ascribed to subsidence following the thawing of perennially frozen ground. The frozen, silty soils of the region contain large ...

The left panel shows the near-surface permafrost extent (bluish area, overlaid on satellite imagery) estimated by the most commonly used pan-arctic map product for a site in Alaska. The right panel ...