Emaciated animal walked 1500km south and away from Arctic Ocean, searching for food.
Toxic fuel from 21,000 ton leak reaches pristine lake, bypassing floating booms, as rivers of diesel pollution cover-up is exposed.
Reindeer herders find more craters in the far north in a deepening puzzle for scientists.
First findings from joint UK-Russian project funded by Abu-Dhabi give positive news on future for the rare bird of prey.
Eye-catching numbers have emerged on the expected trade boom from the Arctic route to Europe for Chinese business.
Abnormally hot May weather resembles midsummer with air temperatures as high as +35C.
Unique Paleolithic prize for scientists, a jaw of an early human who 'feasted on woolly mammoth' - but may have been cannibalised.
Russia’s coldest region harvests first berries and mushrooms weeks ahead of schedule.
Endemic to the remote island of Novaya Zemlya, it survived the Ice Age here, scientists believe, the only creature known to have done so.