Russian foreign minister Sergei Lavrov and US secretary of state John Kerry will attend the May 14-15 Arctic Council in Kiruna, Sweden.
Vladimir Putin surprises a female Siberian student with flowers on her 23rd birthday but also comes face to face with a woolly mammoth.
Officials deny any risk of atomic contamination from the site in Sakha Republic.
Academics restart work to unlock secrets of mystery medieval civilization with links to Persia on edge of the Siberian Arctic.
Tearful plea on president's televised call-in leads to promise to overcome carnage in Khakassia and Chita.
Predators seek food in villages all around Siberia as climate expert warns of worse fires each year due to soaring rise in temperatures, 10C above average.
Hardy Siberians undaunted by aircraft frozen on tarmac as temperatures sank to a biting minus 52C
International researchers have gleaned these extraordinary hidden scientific secrets by drilling 318 metres into a unique lake in northeastern Siberia.
Photographers win praise for work which had them in trouble with the Communist Party and KGB.
As closed city prepares for construction of new reactor, one scientist calls for an inquiry to address environmental concerns of past 50 years.