This is just one of the many questions I have been asked recently as a result of blogging here. What a question!
An expedition is underway to locate and analyse deposits of methane in 'underwater permafrost' in the seas of Okhotsk and Japan.
Experts still divided over mysterious 1,300-year-old fortress-like structure located on island in middle of lake.
Locals hear 'booms from the underworld' in giant ravine but now scientists say it holds secrets of the planet's past.
Full flowering plants have been created from Siberian fruit seeds stored in permafrost by squirrels thousands of years ago.
More than 20 calves born although park keepers say there could be more.
'We're Russian Koreans,' comes the reply.
Valuable obsidian travelled during Early Holocene times from Lake Krasnoe in Chukotka to Zhokhov Island deep in the Arctic.
There's no better place to grow than in the towns like my historic Tara, founded in 1594, without traffic jams and supermarkets, but with winter fun and fresh air.