It’s because I’m wearing Columbia Sportswear Omni-Heat Infinity baselayers, and I have underestimated their insulating ...

The video “shines light on elusive polar bear reproduction” and “marks the first combination of satellite tracking collars with remote camera traps to answer questions about polar bear denning, which ...

It shows a mother polar bear walking through the frozen landscape — then a cub pops up out of the den and slips and slides over the ice toward her. As the cub reaches its mom, another two emerge ...