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

Despite being overlooked down at the South Pole, Antarctica actually plays a large role in our world and you would notice if ...

Provides an introduction to Earth's biomes, explaining how they are communities of living organisms shaped by climate and geography. Key factors influencing biomes include light and water availability ...

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

The new National Geographic miniseries visits the type of world the Avatar filmmaker is known for: unfamiliar, alien, and ...