The new short documentary "Arctic Alchemy" follows scientist Roman Dial on an expedition in Alaska's Brooks Range. NPR's Ayesha Rascoe talks to Dial and the film's executive producer, Jon Krakauer.

Correction: In this piece, we incorrectly described Alaska Natives as Native Alaskans. The transcript has been updated. We regret the error. Since the 1980s ...

Beneath the Arctic permafrost, ancient organisms have lain dormant for approximately 40,000 years, preserved in a frozen state that halted their biological activity. Recent scientific observations ...

Accelerated Arctic warming is reshaping the polar environment, but focusing only on the impacts of long-term annual temperature rise can miss key consequences of shorter-lived, but extreme, weather ...