Biggest explosion in documented history is STILL a mystery: New study fails to find cause of 1908 Tunguska blast that 'split the sky in two' and flattened 80 million Siberian trees
史上最大爆炸仍谜云重重
Cheyenne Macdonald For Dailymail.com
Stephen Glynn
there was a paper published by ukranian scientists after testing samples from the centre of the area showed that it was more than likely a meteor disintegrating in the air above.