Fascinated by the unique, divergent paths of the two populations of tundra swans, Ely and others studied which group, ...

Tundra swans — at 15 pounds and with a wingspan of almost 6 feet — are now touching down on the ponds and snowfields of ...

Rising tall against the endless tundra and boreal forests below, the highest peak in North America dominates the central ...

Out of all 50 states, Alaska is the largest state in the United States. It spans approximately 663,300 square miles! Alaska ...