Vital link uniting east and west of the country will realise a long-held dream.
The discovery of an ice-preserved female mammoth comes amid a debate on whether scientists should try to recreate the species using DNA.
Examination of ancient cave lion cub offers prospect of 'oldest-ever breast milk'.
From the Pacific in the east, to the Urals in the west, hardy Russians display their religious feelings - and bravery.
The unique scientific vault will safely store ancient remains at temperatures as low as minus 24C.
Kerechene was laboratory-made in South Korea by scientists who also want to genetically engineer the return of the woolly mammoth.
Honour in Yakutia to Karina Chikitova, who - at the age of 4 - survived 12 days and nights alone in the Siberian wilderness.
His cries woke other participants, and one shot the bear.
Eaten by an ancient cave lion or bear, only the tail was left, preserved by the Siberian permafrost.
'Spy plane' was monitoring Siberia under Open Skies treaty aimed at reducing tension after Cold War.