In research for his college degree, Sean Brennan used strontium's unique qualities to track salmon in an Alaska river.
They’re not recognizable like polar bears or whales. But phytoplankton are a key part of life in the Arctic -- and now, they're at the center of a new research effort to predict how the region will respond to climate change.
Water levels started rising dramatically on Tuesday on the Taku River located south of Juneau.
On May 27, firefighters stumbled across something unexpected – a den full of wolf cubs on the fire line, five living and one dead.
The Coast Guard cutter Healy made a detour from its science mission in the Arctic last Saturday to rescue a sailboat trapped in ice near Barrow.
The U.S. Geological Survey recently started tracking polar bears using high resolution satellites.
Knowing how to behave in bear country allows Alaskans to explore wilderness more deeply.
The University of Alaska Press recently published a book detailing one biologist’s lifelong effort to chronicle the lives of wolves that live inside the boundary of Denali Park and Preserve.
For the second year in a row, the number of walrus harvested for subsistence on St. Lawrence Island is far below normal.
Forty-two years ago, an Army helicopter pilot spotted dozens of dead caribou.