These remarkable pictures show how young Siberian scientist Irina Mukhamedshina, 22, has trained a fox to be as obedient as a dog.
Art student draws unique glimpse of the 9,258 kilometre Trans-Siberian Railway.
The 19th century vessel - formerly the Royal Navy's HMS Pandora - sank as Americans raced to be first to North Pole.
Is increased tourism, or a normal natural cycle, to blame for the rapid growth of spirogyra to 50% of the coastline?
Video and pictures show experts conducting initial autopsy on the extinct creature preserved by permafrost.
Expedition from Urals Federal University finds 300 samples of suspected space debris, clues to the history of the universe.
On 10 February, eight travellers set out on a two month odyssey covering 4,000 km through some of the world's most inhospitable terrain.
Darina now on the way to a longed-for normal childhood thanks to pioneering British treatment - and our generous readers.