yesterday intruded upon the dedication ceremonies at the new Fleishhacker Zoo and christened the polar bear pit in blood,” Chronicle reporter John Upton Terrell wrote the next day in front-page ...

Czech cold-water swimmers have set a new world record for the largest polar bear dip. A total of 2,461 took part in the ...

It’s a big world out there, especially for polar bear cubs emerging from their dens. An international team of researchers observed these special first steps thanks to nearly a decade of camera ...

Scientists discovered that polar bear fur’s oily coating prevents ice from sticking, thanks to a unique mix of lipids. This ...