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

Temperatures in Florida could dip as low as 23 degrees in some areas, prompting freeze warnings for thousands.

● Provide climate stability: Arctic lands store massive amounts of carbon in permafrost. Keeping them intact helps slow the ...

An Inupiaq elder teaches his great-grandson to hunt in rapidly warming Northwest Alaska where thinning ice, shifting caribou ...

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

A female narwhal was found last month on a beach in northern Ireland. While some experts believe it's a sign of a changing marine environment, others say it's not that unusual.

The extinct rhinoceros, described in the journal Nature Ecology & Evolution, is the northernmost rhino known to have ever ...

The Arctic landscape is changing at an unprecedented rate. In addition to rising temperatures, climate change is causing ...

An arctic air blast swept south from Canada, spreading into the northern United States. Meanwhile, residents of the Pacific ...

Chemical reactions in the Arctic atmosphere are accelerating warming and reshaping climate far beyond the polar region.

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

The climate is changing and nowhere is it changing faster than at Earth's poles. Researchers at Penn State have painted a ...