Thousands braved the cold waters of Lake Michigan for this year's Polar Plunge Chicago, raising more than $1.5 million for ...

Chilly temperatures on the first day of March won’t stop thousands of people from jumping into Lake Michigan off Chicago’s ...

The infamous weather pattern is actually partly influencing our weather as February ends. And it may again throughout the ...

The polar vortex is splitting — an exceedingly rare phenomenon for this time of year that will be an unusual driver of warmer ...

For the past three decades, glaciologist Helen Amanda Fricker has been investigating polar regions — the fastest changing ...

The 30th annual Special Olympics Maryland Polar Bear Plunge looked different than past years due to the extreme cold and a layer of ice on the ground. According to the National Weather Service, at the ...

In 2015, a terrifying image of a “horribly thin” polar bear took the world by storm - sparking conversation on how human-driven climate change was pushing the species toward extinction. While there ...

ROYAL OAK, MI - A polar bear with an improbable survival story has just moved to Michigan. 13-year old Kali now calls the Detroit Zoo’s Arctic Ring of Life habitat his home. Kali came to the Detroit ...

Rising temperatures and rapidly melting sea ice threaten polar bears across the Arctic. But the bears living 800 miles north of the Arctic Circle have stayed surprisingly fat, researchers report ...

Polar bears have been getting fatter even as sea ice disappears in Norway’s Svalbard archipelago, the fastest-warming place on Earth – but scientists don’t expect the good times to last. The northern ...