Local reindeer herder witnessed the tundra explosion that led to birth of new hole in river.
Recent days have seen Siberia's nickel capital hotter than Nice and on a par with Naples.
Vital link uniting east and west of the country will realise a long-held dream.
Greenpeace is demanding the Russian government blocks a major Gazprom link to Shanghai across one of Siberia's most sacred wildernesses.
Man ‘caused some of the tundra blasts forming the large holes’, says leading scientist in surprising new theory.
Reindeer herders find more craters in the far north in a deepening puzzle for scientists.
Pictures show child from Middle Ages as he is unwrapped after his remains were 'accidentally preserved' close to Arctic.
Unearthed on the edge of the Arctic, she is the only woman so far found in an otherwise all-male necropolis, buried in a cocoon of copper and fur.