At a remote space center in northern Finland near the Russian border, researchers are studying how climate change is ...

At the edge of the Arctic in northern Canada, the annual migration of polar bears draws tourists, photographers, and ...

International Polar Bear Day highlights conservation efforts to protect polar bears and their fragile Arctic habitat.

The Antarctic Circumpolar Current is involved in everything from storing carbon to guarding Antarctica from invasive marine ...

Polar bear cubs were seen taking first steps as scientists study the effects of climate change on their development. Timelapse footage shows two arctic bear cubs and their mother wandering through the ...

Scientists have quantified how much climate change has driven the population decline of polar bears living in Canada's Hudson Bay. The clock is set to 89 seconds to "midnight" as scientists and ...

A polar vortex collapse is expected over the next two weeks, causing extreme winter weather and travel disruption across North America. The weather phenomenon is expected to develop in mid-March, ...

The polar vortex has been “considerably stronger ... “There are multiple ways that human-caused climate change is having an influence on the jet stream, but it’s never clear which factor ...

A "polar vortex" is bringing intense cold and heavy snow to large swaths of the US and Canada. How is this winter weather related to climate change? Large parts of the United States and Canada are ...