These polar bears appear to be maintaining their physical health despite the loss of sea ice—their preferred hunting grounds ...

Polar bears need ice for their long term survival as less or shrinking ice forces these creatures to travel long distances in ...

The possibility of snow in Tampa, Fla. Record heat and fires in Australia. Scientists say climate change is exacerbating ...

Purposefully sinking boreal trees could help lock away carbon for millennia or longer, but the audacious plan comes with ...

A population of bears in Norway’s Arctic is confounding scientists’ expectations, getting fatter and healthier even as the sea ice melts rapidly.

An unusually brutal winter storm is set to pummel more than 160 million Americans from Friday, as a stretched "polar vortex" sends a devastating blast of Arctic air, bringing heavy snows and freezing ...

Rising Arctic temperatures and melting sea ice could be causing cold air to flow into the Northern Hemisphere. But not all ...

Shortly after her arrival last fall, Amelia Gray met Hudson, and the pair hit it off immediately. They touched their noses together in greeting and chuffed — a soft, breathy, snorting sound ...

The frigid temperatures, massive snow and deadly ice storm taking shape east of the Rockies might seem to conflict with life on a rapidly warming planet. But all of these things still happen, even ...

The jet stream, a warming Arctic, and loads of atmospheric moisture have contributed to an epic storm impacting 230 million ...

Climate deniers are quick to say ‘I told you so’ when the mercury drops. But a warmer planet impacts weather in ways that can ...

Brookfield Zoo, which has cared for generations of polar bears, hopes to offer guidelines for an area where mothers den at ...