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.

A segment of the polar bear population is at risk of extinction should ice-free periods continue to get longer, researchers have determined using analysis of the sea ice as well as the health of the ...

Polar bears are expected to become extinct but there are some signs their DNA is changing and they are adapting to new ...

The U.S. Fish and Wildlife Service has estimated that there have been sharp declines in Alaska's polar bear population. Alaska polar bears face serious threats because of rising global temperatures ...

Stress from rapidly warming climate is visible in polar bears’ DNA, study shows - Study is the first to find a statistically ...

Expert predicts two-thirds of polar bear population could disappear in 50 years. Nov. 15 2013— -- The town of Churchill in Manitoba, Canada, is known as the "Polar Bear Capital of the World," ...

Researchers found up to 10% less genetic diversity in the last 20 years. The outlook for the survival of polar bears appears precarious as scientists learn more about factors induced by climate change ...

Polar bears are one of the most important apex predators in the Arctic. Their presence helps to keep the populations of aquatic animals, such as seals and walruses, in check. Were they not there, ...

A new study published in the journal Oikos reveals for the first time the critical role polar bears play as carrion providers for Arctic species. Researchers from University of Manitoba and San Diego ...