Although it was only briefly seen during the live webcast of its launch, the Fram2 mission's zero-gravity indicator was instantly recognizable. The first astronauts to enter a polar orbit around ...

The great white polar bear is the youngest and largest of the world's bear species — a mighty hunter and fierce defender of its young that's among the world's most vulnerable animals. Two-thirds of ...

Polar bears are the planet’s biggest land-based carnivores – although they actually spend most of their lives around water and ice (their Latin name means ‘sea bear’). So they’re at particular risk ...

Editor's Note: National Geographic went too far in drawing a definitive connection between climate change and a particular starving polar bear in the opening caption of our December 2017 video ...

A husband and wife survived a rare and terrifying wild encounter with a polar bear. As reported by Amarachi Orie of CNN, a couple from Fort Severn, Canada, near Hudson Bay was in their driveway in ...