Unearthed on the edge of the Arctic, she is the only woman so far found in an otherwise all-male necropolis, buried in a cocoon of copper and fur.

Medieval child's remains buried with a knife and fur clothes for protection in the afterlife by mystery polar civilisation.

Dating back 11,000 years - with a coded message left by ancient man from the Mesolithic Age - the Shigir Idol is almost three times as old as the Egyptian pyramids.

Enigmatic mammal with 'poisonous spurs' has no modern relatives.

Creature with 'a typical serpentine pose' existed more than 2,000 years ago, say scientists.

Bulging bumps in the Yamal and Gydan peninsulas believed to be caused by thawing permafrost releasing methane.