13 year old revealed as the daughter of a Neanderthal mother and a Denisovan father - separate humanoid groups now proven to have crossbred.
From frost-resistant woolly pigs to sheep that look like goats and horses that love playing the snow, there are lots of surprises across the taiga.
And take part in scientific experiment to PROVE that the leaking of harmful greenhouse gases in the Arctic can be slowed.
Head of shelter alleges 'arson', while fire chiefs claim bad wiring was to blame.
Pensioner from the UK says medical staff among best in the world after he fell suddenly ill on dream trip across Russia with his wife.
33 hour journey between the capitals could be in place by 2020.