Add Yahoo as a preferred source to see more of our stories on Google. Nick Beckage, a graduate researcher, Davin Louangaphay, a research assistant, and Philippe Amstislavski, a professor of health ...

We were pushing through head-high willows along a brushy caribou trail, five days into our week-long trek across Alaska’s Noatak valley, when my hiking partner, Brad Meiklejohn, startled me with a ...

West Fargo homeowner Glenn Thompson noticed some unsightly yellow coloring around his evergreen spruce tree needles last year and called arborist Dan Olson to check on the problem. "There was ...

Anywhere else in the world, more trees would be a blessing. But in the far north of Alaska, they’re a reckoning. As the Arctic warms up to four times as fast as the rest of the planet, white spruce ...