The Pentagon did not give the Army Corps of Engineers a directive to revoke the road’s permitting until five days before ...

U.S. National Science Foundation-supported research shows that caribou will optimize their migration path based on their collective memories. Caribou are the most abundant large mammal species on land ...

The Kobuk River runs through the Ambler Mining District, where a new road would be built to connect the Northwest Arctic with the Dalton Highway to Fairbanks. (Berett Wilber/Alaska Public Media ...

All 17 teams competing in this year's Kuskokwim 300 Sled Dog Race are on the trail, after a smooth and sunny start.

Where a river begins Features of a river's upper course How waterfalls, gorges and other physical features are formed Wildlife you might find near or in the upper course This resource is suitable ...