Nearby mothballed uranium mine caused the poisoning which led to severe drowsiness, say scientists.
A new study of some of the world's most remote islands show there are dramatic climate changes since detailed research by Soviet scientists 55 years ago.
Vice Premier sees scope to make Arctic 'ours forever' with plans to harness resources and help protect fragile environment.
Arctic permafrost is degrading much faster than expected, warn scientists from the extreme north of Yakutia.
Fragments of the meteorite which exploded over the Urals have revealed their geological identity to Siberian scientists.
Spectacular ice show attracts mesmerised crowds of onlookers in Surgut as world’s 7th longest river defies spring.
Emergencies minister Vladimir Puchkov vows: 'We will defend both the city and the factories'.
Intelligence officials in Seoul expressed surprise over a secret 'unknown visit' to eastern Russia by the Communist country's head of state Kim Jong-un.
'Sensational' find of two cubs, the best preserved ever seen in the world, announced today.