Reindeer herders find more craters in the far north in a deepening puzzle for scientists. 

Russian scientists deny theory of respected Italian team by 'proving' that the remote blue lake is older than the famous 1908.

Haunting beauty of massive hole as scientists examine frozen lake formed after giant blowout.

Radiation expert says radon gas is not to blame, as anxious residents open their hearts about the difficult decision to leave the place they call home.

Flash seen over thousands of kilometres but scientists disagree over the cause.

Dating back 40,000 years to the Denisovan species of early humans, new pictures show beauty and craftsmanship of prehistoric jewellery.

Powerful telescope placed 1.3km below the icy water hopes to track invisible particles from the sun and stars.

These are the first pictures and video of scene in Khabarovsk region where a sudden and massive rock movement causes semi-blockage and flood risk.

Culture on edge of Siberia was 'as advanced' as in Middle East, then considered to be the apex of development.

Startling new footage shows how a ‘mountain moved’, trees were ‘beheaded’, and blocks of river ice ‘flew’ onto the land.