The ripples suggest that the lake was free of ice at one point.

Geology is broadly the study of the Earth and other planets, moons, and smaller planetary bodies. Fields of geology range from the initial formation and differentiation of the Earth to modern ...

A new map shows where land movement is accelerating, buckling roads and collapsing homes. By Austyn Gaffney and Harry Stevens The suit, filed in Alaska, is likely to be the first of many ...

Feb. 19, 2025 — Arctic glaciers are leaking significant amounts of methane, a potent greenhouse gas. Glacial melt rivers and groundwater springs are transporting large volumes of methane from ...