Extinct reptile with 'toothy grin' found by fishermen as they rafted in remote area of the Yamal peninsula.
These extraordinary pictures give graphic new evidence of climate change.
Hope that a 'full skeleton' of Estemmenosuchus uralensis has been located near Ochyor town.
Auction house Sotheby's in Paris is offering a complete mammoth skeleton, and it is expected to sell for up to 250,000 euro.
Experts give their macabre verdict on mummified remains after speculation a new type of dinosaur had been found.
Meteorite inspires iconic new design for shopping and entertainment centre.
Described as 'wonders of nature', explore two of the most fascinating places on earth where the warm sand dunes meet the icy steppe.
Found 30 metres underground at a coal mine, they're dubbed 'Jurassic pearls' or the marbles of a Siberian colossus.
Monsters made from old car parts and scrap metal.
Scientists get inside a woolly mammoth's head to understand behaviour of the extinct species.