The world's top diamond producer is on course for a $10 billion valuation, say analysts.

Sergeants Nadezhda Durachenko and Galina Mikhailova both named among the victims.

Siberian mountaintop lavatory is 'the most extreme toilet in the world'.

Experts say Kuzya, Borya and Ilona have adapted to life in the wild and satellite data shows they are happily roaming about their new habitats.

He emphasised the importance of the economically buoyant Asian-Pacific region as critical to the development of Russia as Western markets stall.

Siberian scientist leads team making unexpected discovering in Kyrgyzstan.

Aged 25 to 30 when he died 1,700 years ago, he is from the mountainous region of modern-day Khakassia.

Rangers in Yakutia are on a lookout after watching a video showing a failed rescue attempt.

An expedition is underway to locate and analyse deposits of methane in  'underwater permafrost' in the seas of Okhotsk and Japan.

Mystery over circumstances of crash when chopper was on 'unsactioned' flight.