In a warming world, the polar bear has become the unofficial mascot of ecological collapse. We’ve all seen the photos of these majestic predators reduced to skin and bone, clinging to ever-shrinking ...

Polar bears are intensely curious animals. That curiosity often brings them into contact with people and can put both species at risk from one another. Between 2011 and 2021, research colleagues and I ...

Polar bears are intensely curious animals. That curiosity often brings them into contact with people and can put both species at risk from one another. As the Arctic climate warms, some polar bears ...

Polar bears face mounting challenges in a changing, warming world, mostly related to their waning wintery wonderland habitats. But they may be increasingly infected with germs and parasites, too.