Aware of accounts of mysterious relic reptiles lurking in the deep, here are the first pictures from a record breaking dive.

Boris Fyodorov, 37, complains it was 'too warm', and now wants to try in minus 60C.

Putin fires top official in Russian Far East, and calls for Investigative Committee to check how authorities performing.

This summer's melting of permafrost is more than THREE TIMES greater than usual, unlocking long-frozen deadly diseases.

Experts still divided over mysterious 1,300-year-old fortress-like structure located on island in middle of lake.

Satellites show giant hole ringed by 20 'baby craters'.

Trackers mark footprints with GPS technology as 2,000 people scour the forests in first count of rare big cat in 10 years.

Agafya Lykova, 73, lives in home her father built when he secretly fled Stalin's religious persecution, vanishing from world in 1936.

Sightings of 'primeval monsters' in Siberia's Lake Labynkyr were made before 'Nessie' was spotted in Scotland.