The meteorite that crashed to Earth in the Urals was attacked by a UFO causing it to explode and shatter, it was claimed on Thursday.
Expedition by leading chemistry institute finds area where it fell.
Here we go back in time and remember 13 remarkable moments of 2013.
Bulging bumps in the Yamal and Gydan peninsulas believed to be caused by thawing permafrost releasing methane.
A meteor? A rocket? A military missile? An UFO? So far no explanation for the lightshow over Trans-Baikal.
Scientist Vladimir Surdin believes 'silver clouds' were the cause of the multi-coloured night sky witnessed by thousands of people.
Kondyor Massif's breathtaking shape was formed 'either by volcanic activity or an impact meteorite'....Or was it?
High levels of ‘fire ice’ trapped in permafrost may turn Russia into a global leader of new gas sources.
Tuim Hole first appeared 62 years ago and has sheer 120 metre cliffs reaching down to its deep turquoise waters.