Permafrost is the frozen mix of soil, ice, and rocks that occupies nearly a quarter of the land in the northern hemisphere.

The remnants of Typhoon Halong scattered artifacts from an archaeological site along the shore of the Bering Sea.

A year of searching ends on a Montana mountainside as we track down a rare Komatsu D355A. In single-digit temps we battle ...

The dramatic shift is a warning sign—and scientists say the changes that aren't yet visible to the naked eye are just as ...

As Typhoon Halong swept through western Alaska, it laid bare how centuries-old policies made Native villages particularly ...

As world leaders head for Brazil to focus on climate change, it is time for realism, pragmatism – and maybe even a little ...

An interview with Hunt for the Oldest DNA director Niobe Thompson about chronicling Eske Willerslev's breakthrough research ...

Bill Gates is advocating for a ‘strategic pivot’ away from the obsession with reducing emissions - Bennett Raglin/Getty/New ...

The city’s new leader will have to contend with preparing for deadly floods, rising electricity costs and the future of an ambitious energy efficiency program.

Just under the forest floor, a vast fungal network known as mycelium builds, communicates and occasionally produces the fruiting bodies we call mushrooms. Now scientists are using this fungus to ...

A statewide effort to replace lost subsistence harvests is part of the system of aid that organizations are trying to tailor ...

As Alaska Native residents prepare to return to villages devastated by ex-Typhoon Halong, climate experts warn they’re ...