The short documentary “Arctic Alchemy” follows scientist and mountaineer Roman Dial on an expedition through one of the most remote stretches of Alaska. Directors Colin Arisman and Zeppelin Zeerip spent 10 days with Dial and his students in the Brooks Range, often working in physically demanding conditions. Weather shifted within minutes, gear floated off, a raft overturned and even simple shots required patience. That unpredictability shaped the film’s look and feel, pushing the crew to stay fl