Between snowy winters and holiday songs, many animals come to mind during Christmas. There are polar bears wearing Santa hats and red-nosed reindeer pulling Santa’s sleigh. Turtle doves and the ...

• For those arriving to this page after 12pm on April 1st 2017, this story was an April Fool, as we explain here ...

"The earliest ice-free conditions (the first single occurrence of an ice-free Arctic) could occur in 2020–2030s under all emission trajectories and are likely to occur by 2050," the authors write.

Both animals like pressure ridges in the ice, said Kuptana. It's where seals like to raise their young and, not so incidentally, where polar bears might find a meal.

When we talk about the polar ice caps, we’re talking about the massive layers of ice and snow that cover Antarctica, Greenland, and portions of Canada and Russia. It’s normal for Arctic ice to ...