Samples taken from cubs frozen in permafrost for at least 12,000 years.

Yakutia Airlines boosts flights from Alaska to some of the world's greatest, yet most unexplored holiday destinations.

Map of shame: Greenpeace highlights junk and debris in dozens of sites across the 'pristine' environment.

She has lived in the wilderness for 71 years but famous Old Believer faces the cameras to deliver world a message for first time.

Pedal power challenge as the Red Bull Trans-Siberian Extreme ultra-stage bicycle race heads from Moscow to Vladivostok.

Most fires will not be extinguished, with major cities polluted by fumes.

Stunning pictures as shamans from around the world gather in Sayan Mountains.

New cities and industries could be created from construction of high-speed railway and motorway routes spanning whole of country.

Previously unknown subspecies confirmed by DNA tests and probably numbering around 400.

Amur leopard Killy - one of only 80 in the wild - was struck by a car last year, but new pictures show her alive and thriving.