Researchers say the findings, the first documented case of rising temperatures driving genetic change in a mammal, offer a ...

This cold blast could be relatively short-lived, with a return to more typical wintry temperatures by later in December.

A polar vortex is a large, low-pressure system of cold air that typically resides near the Earth’s poles, surrounded by ...

The researchers analysed blood samples taken from polar bears in two regions of Greenland and compared “jumping genes”: small ...

Meteorologists sound the alarm as frigid temperatures are expected to sweep across the U.S. South this weekend.

Blood samples from warm vs. cold Greenland bears reveal genetic patterns that could predict how polar bears respond to ...

New research reveals a link between rising temperatures and changes in polar bear DNA, which may be helping them adapt and ...

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

A hybrid grolar bear saga is unfolding in the Arctic, and the tale of this strange family has much to tell us about nature on ...

As the planet heats, polar bears in southeastern Greenland appear to be adjusting to warmer conditions, new research from the ...

Global competition in the Arctic is raising hopes of a revival in the town of Churchill. We went to meet the people, and the ...

Tibbits Opera House hosts 'The Polar Express' Dec. 13. Family-friendly holiday fun with cocoa and classic film.