On 10 February, eight travellers set out on a two month odyssey covering 4,000 km through some of the world's most inhospitable terrain.
Murky underwater videos suggest wreckage of Eira is finally rediscovered off Cape Flora on Franz Josef Land archipelago, where it sank in 1881.
A renaissance of one of Siberia's first outposts as the Far North becomes the new economic frontier.
New expedition in Laptev Sea suggests increase in the rate of underwater permafrost degradation.
The world famous traveller made call ahead of his latest epic adventure by dog sled to Greeland via the North Pole.
Remarkable images show a test tube blood sample from a female of the long-extinct species.
Mysterious 'gigantic' hole in remote region spotted by helicopters over gas-rich Yamal peninsula.