In the remote, icy expanse of the Arctic, the survival of a species begins with a remarkable act of resilience and devotion. The journey of a polar bear mother, from conception to raising cubs in one ...

Scientists expected the opposite, but polar bears in the Norwegian Arctic archipelago of Svalbard have become fatter and ...

Regular folks who care about wildlife generally know that climate change is bad for polar bears, but they have only vague ideas about the mechanics of it. We picture polar bears floating on ice floes ...

Bear X33991 leading her two cubs along the ice. Dave Sandford / Discover Churchill (Wildlife Photographer, Guide, and Polar Bears International Photo Ambassador) Get the Popular Science daily ...