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 ...

Patience: A polar bear still-hunting on the sea ice of Hudson Bay, Manitoba, Canada. (Courtesy: Jenny E Ross) In the teeth of the Arctic winter, polar-bear fur always remains free of ice – but how?

The polar bears pass through Churchill, Manitoba, hoping to catch a ride out of the tiny town on Hudson Bay's sea ice. After a summer of fasting on land, the bears need to get back to their frozen ...

A new study led by a team of scientists from the University of Leeds has revealed that the cold conditions that have allowed the formation of polar ice caps on Earth are exceptional events in the ...