Species either adapt or die. This is the basis for extinction, and why many animals eventually succumb to various factors that threaten their existence. In some rare cases, however, a species responds ...

Polar bears in one of the fastest-warming parts of the Arctic are showing clear changes in how their DNA behaves, according to a new study. Researchers examined genetic activity in polar bears from ...

New research reveals a link between rising temperatures and changes in polar bear DNA, which may be helping them adapt and survive in increasingly challenging environments. Subscribe to our newsletter ...

The world’s polar bear population is projected to decline by two-thirds by 2050. A new study from the University of East Anglia suggests that polar bears are undergoing rapid genetic changes, and ...

The black bear shot and killed by an Arkansas Game and Fish Commission biologist in Newton County on Oct. 5 wasn't the bear responsible for the death of a 60-year-old man at Sam's Throne Campground in ...