The polar regions are the coldest places on Earth. During the summer, the poles receive 24 hours of sunlight, but during the winter the sun is rarely visible. Animals that inhabit nature’s freezers ...
It's a cold, drizzly night in a forest west of Melbourne. I'm sitting on a damp log, clutching a thermos of lukewarm tea and ...
Polar bears have a built-in defense against ice — greasy fur. A team of scientists has discovered that their fur is coated in ...