University of Toronto Scarborough researchers have directly linked population decline in polar bears living in Western Hudson Bay to shrinking sea ice caused by climate change.

Scientists have quantified how much climate change has driven the population decline of polar bears living in Canada's Hudson ...

The polar regions are the coldest places on Earth. During the summer, the poles receive 24 hours of sunlight, but during the winter the sun is rarely visible. Animals that inhabit nature’s freezers ...

An international team of Earth and environmental scientists has found evidence that the Ronne Ice Shelf in the West Antarctic ...

Polar bear fur resists ice because of a natural greasy coating called sebum. This helps them move quietly while hunting.

Watch as this mother polar bear teaches her cubs the skills needed to survive in the wild. The cubs can be seen swimming along with the mother, as well as having the occasional wrestle in the water.

Polar bears have a built-in defense against ice — greasy fur. A team of scientists has discovered that their fur is coated in ...