Crown Prince's spaniel saw the Romanov family gunned to death before his epic escape.
New revelations expected as Novosibirsk experts share latest ancient finds with world's leading specialists.
Startling new details emerge of the most mysterious of Siberia's newly created giant permafrost holes.
Model Amina Karat, 34, poses on the Saamys-Kumaga sands in Yakutia.
Summer flooding will worsen dramatically, and the Arctic could be ice-free in summer by 2034.
'Siberia is so far away that it feels as if it's not quite real? It's time to change the way the world thinks about our land', says Taisia Kaigorodova.
Challenge to polar doom warning from respected international expert Professor Peter Wadhams of Cambridge University.
Warning of methane blasts in Kara Sea adjacent to Yamal craters caused by gas eruptions associated with melting permafrost due to global warming.