With climate change steadily dismantling the icy habitat essential to their existence, new research suggests polar bears are rapidly rewiring their own genetics in a bid to survive. The species is ...

Polar bears are running out of ice and out of time, yet inside their cells something remarkable is happening. As the Arctic warms and traditional hunting grounds vanish, researchers are finding that ...

In an Arctic where most polar bears are losing weight along with the sea ice they depend on, one group has startled researchers by turning up in robust health and carrying thick layers of fat. The ...