Silence Noise Silence

It was full daylight at 7.40 this very morning in 1908 when an enormous pale blue fireball trailed by a 500-mile tail of bright light, shimmering, multicoloured bands hurtled across the Siberian sky and consumed itself in the greatest cosmic explosion in the history of civilisation. This cataclysmic detonation occurred four miles above the Earth's surface over a huge, inaccessible and almost uninhabited pine forest near the Podkamennaya Tunguska River in central Siberia.