For nine days, a polar bear mother, formally known as Bear #20741, did not stop swimming. In the vast, open water of the Arctic, where solid ice once stretched for miles, the female polar bear pushed ...

After months of hibernating in the dark, a couple of Polar Bear cubs finally take their first steps outside for the first time. In a TikTok posted by BBC Earth, Sir David Attenborough narrated the ...

A bleak photograph shows a mother polar bear and her three cubs resting on bare ground and moss, their coats brown with mud. The image is on the shortlist for this year's Wildlife Photographer of the ...

I’m from the heat of South Texas, where warmth is constant and familiar. The idea of plunging into cold water doesn’t come naturally to me — every instinct says resist. I hesitate at the edge, toes ...