With much of it covered in ice all year round and with no daylight from October to March, the Arctic Ocean is one of the world's most remarkable oceans. It's home to a multitude of unique life ...

Learn about the effects of a changing climate on the Arctic ecosystem and four of its well-known mammals: the polar bear, the walrus, the Arctic fox and the beluga whale. The term “climate ...

For centuries, the Arctic deep sea was considered a lifeless void ... rich coral gardens and sponge fields that provide structure and shelter for a range of animals. Canyons, on the other hand, are ...

This story appears in the January 2018 issue of National Geographic magazine. We see evidence of the kill first: a shockingly broad spread of scarlet, probably the blood of a ringed seal, on snow ...