Tundra swans — at 15 pounds and with a wingspan of almost 6 feet — are now touching down on the ponds and snowfields of Alaska. Not too long ago, Alaska scientists discovered more about where the ...

When Cyrus Harris first saw a beaver during a camping trip in the tundra territory in the far northwest of Alaska in 1988, the discovery created a stir in his hometown of Kotzebue. “That made big news ...

Beavers are taking over the Alaskan tundra, completely transforming its waterways, and accelerating climate change in the Arctic. The changes are so sudden and drastic that they're clearly visible ...