Sightings of 'primeval monsters' in Siberia's Lake Labynkyr were made before 'Nessie' was spotted in Scotland.
New details emerge about 1928 odyssey that changed a dictator.
'Sensational' discovery in Denisova Cave is at least 50,000 years old BUT it wasn't made by Homo sapiens.
Altai floodwater could be sent to parched Xinjiang Uygur Autonomous Region of China, says Russian agriculture minister.
Officially, Alexander I died of typhus aged 47 on 1 December 1825, but evidence suggests he faked his demise and lived as a holy man.
Modern fluoroscopy identifies sheep bones inside the Tagar culture death mask.
The 19th century vessel - formerly the Royal Navy's HMS Pandora - sank as Americans raced to be first to North Pole.
The BIOS-3 closed ecosystem in Siberia sustains human life autonomously by creating a micro-Earth.
Aware of accounts of mysterious relic reptiles lurking in the deep, here are the first pictures from a record breaking dive.